{"items":[{"id":"NVI-00006074","kind":"vulnerability","title":"Craft CMS: Unauthenticated Users Can Perform Restricted Project Config Sync Operations","revision":5,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected.","NVD lastModified does not establish freshness of every associated CPE record."],"lifecycle":"active","identifiers":["GHSA-6mrr-q3pj-h53w","CVE-2026-33159"],"plain_summary":"OSV carries this publisher advisory for craftcms/cms, craftcms/cms. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 5.9.14 for craftcms/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 4.17.8 for craftcms/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-0b1aae50d5e42f83b6abf34aa1162664"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"CVSS","as_of":"2026-06-17T10:37:03.010Z","value":"6.5 MEDIUM (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-c7def87a01fd0a065946b929c348ff5b"},{"kind":"CVSS","as_of":"2026-06-17T10:37:03.010Z","value":"6.9 MEDIUM (4.0)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-c7def87a01fd0a065946b929c348ff5b"},{"kind":"EPSS","as_of":"2026-11-04T12:03:12.000Z","value":"0.376%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.31706. Missing scores are unknown.","source_id":"sr-0b1aae50d5e42f83b6abf34aa1162664"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-a66e3f6cd206cc3f4818850e6986b4c7","url":"https://github.com/advisories/GHSA-6mrr-q3pj-h53w","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-6mrr-q3pj-h53w","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:59.938Z"},{"id":"sr-c7def87a01fd0a065946b929c348ff5b","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-33159","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-33159","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T07:22:50.140Z"},{"id":"sr-0b1aae50d5e42f83b6abf34aa1162664","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-33159","publisher":"FIRST EPSS","observed_at":"2026-11-04T17:58:50.324Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"technology":"craftcms/cms","known_exclusions":[],"conditions_summary":"### Summary\nGuest users can access Config Sync updater `index`, obtain signed `data`, and execute state-changing Config Sync actions (`regenerate-yaml`, `apply-yaml-changes`) without authentication.\n\n### Details\n\n`ConfigSyncController` extends `BaseUpdaterController`, and the base updater is anonymously accessible for control panel requests.  `index` emits signed updater state (`data`), which can be reused by guests in subsequent requests.\n\nSensitive actions that are reachable via this method are `actionApplyYamlChanges`, `actionRegenerateYaml`, `applyExternalChanges`, and  `regenerateExternalConfig`.\n\n#### Reproduction steps\n\n1. Guest POST to:\n\n    http POST /admin/actions/config-sync/index\n\n  2. Extract data from returned JS state:\n\n    Craft.updater = ... setState({\"data\":\"\", ...});\n\n  3. Reuse data as a guest:\n\n```\n  POST /admin/actions/config-sync/regenerate-yaml\n  data=&=\n```\n\n  or\n\n```\n  POST /admin/actions/config-sync/apply-yaml-changes\n  data=&=\n```\n\n  4. Observe completed response and state/file changes.\n\n### Impact\n\nUnauthenticated users can execute project configuration sync operations that ","public_affected_ranges":["ECOSYSTEM: introduced 5.0.0-RC1; fixed 5.9.14"]},{"certainty":"source_listed","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"technology":"craftcms/cms","known_exclusions":[],"conditions_summary":"### Summary\nGuest users can access Config Sync updater `index`, obtain signed `data`, and execute state-changing Config Sync actions (`regenerate-yaml`, `apply-yaml-changes`) without authentication.\n\n### Details\n\n`ConfigSyncController` extends `BaseUpdaterController`, and the base updater is anonymously accessible for control panel requests.  `index` emits signed updater state (`data`), which can be reused by guests in subsequent requests.\n\nSensitive actions that are reachable via this method are `actionApplyYamlChanges`, `actionRegenerateYaml`, `applyExternalChanges`, and  `regenerateExternalConfig`.\n\n#### Reproduction steps\n\n1. Guest POST to:\n\n    http POST /admin/actions/config-sync/index\n\n  2. Extract data from returned JS state:\n\n    Craft.updater = ... setState({\"data\":\"\", ...});\n\n  3. Reuse data as a guest:\n\n```\n  POST /admin/actions/config-sync/regenerate-yaml\n  data=&=\n```\n\n  or\n\n```\n  POST /admin/actions/config-sync/apply-yaml-changes\n  data=&=\n```\n\n  4. Observe completed response and state/file changes.\n\n### Impact\n\nUnauthenticated users can execute project configuration sync operations that ","public_affected_ranges":["ECOSYSTEM: introduced 4.0.0-RC1; fixed 4.17.8"]}],"null_published_at":"2026-11-07T22:29:23.424Z","source_updated_at":"2026-03-25T21:18:57.754Z","source_disclosed_at":"2026-03-24T16:57:17.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:41:59.938Z"},{"id":"NVI-00006074","kind":"vulnerability","title":"Craft CMS: Unauthenticated Users Can Perform Restricted Project Config Sync Operations","revision":4,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-6mrr-q3pj-h53w","CVE-2026-33159"],"plain_summary":"OSV carries this publisher advisory for craftcms/cms, craftcms/cms. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 5.9.14 for craftcms/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 4.17.8 for craftcms/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-0b1aae50d5e42f83b6abf34aa1162664"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"EPSS","as_of":"2026-11-04T12:03:12.000Z","value":"0.376%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.31706. Missing scores are unknown.","source_id":"sr-0b1aae50d5e42f83b6abf34aa1162664"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-a66e3f6cd206cc3f4818850e6986b4c7","url":"https://github.com/advisories/GHSA-6mrr-q3pj-h53w","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-6mrr-q3pj-h53w","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:59.938Z"},{"id":"sr-0b1aae50d5e42f83b6abf34aa1162664","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-33159","publisher":"FIRST EPSS","observed_at":"2026-11-04T17:58:50.324Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"technology":"craftcms/cms","known_exclusions":[],"conditions_summary":"### Summary\nGuest users can access Config Sync updater `index`, obtain signed `data`, and execute state-changing Config Sync actions (`regenerate-yaml`, `apply-yaml-changes`) without authentication.\n\n### Details\n\n`ConfigSyncController` extends `BaseUpdaterController`, and the base updater is anonymously accessible for control panel requests.  `index` emits signed updater state (`data`), which can be reused by guests in subsequent requests.\n\nSensitive actions that are reachable via this method are `actionApplyYamlChanges`, `actionRegenerateYaml`, `applyExternalChanges`, and  `regenerateExternalConfig`.\n\n#### Reproduction steps\n\n1. Guest POST to:\n\n    http POST /admin/actions/config-sync/index\n\n  2. Extract data from returned JS state:\n\n    Craft.updater = ... setState({\"data\":\"\", ...});\n\n  3. Reuse data as a guest:\n\n```\n  POST /admin/actions/config-sync/regenerate-yaml\n  data=&=\n```\n\n  or\n\n```\n  POST /admin/actions/config-sync/apply-yaml-changes\n  data=&=\n```\n\n  4. Observe completed response and state/file changes.\n\n### Impact\n\nUnauthenticated users can execute project configuration sync operations that ","public_affected_ranges":["ECOSYSTEM: introduced 5.0.0-RC1; fixed 5.9.14"]},{"certainty":"source_listed","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"technology":"craftcms/cms","known_exclusions":[],"conditions_summary":"### Summary\nGuest users can access Config Sync updater `index`, obtain signed `data`, and execute state-changing Config Sync actions (`regenerate-yaml`, `apply-yaml-changes`) without authentication.\n\n### Details\n\n`ConfigSyncController` extends `BaseUpdaterController`, and the base updater is anonymously accessible for control panel requests.  `index` emits signed updater state (`data`), which can be reused by guests in subsequent requests.\n\nSensitive actions that are reachable via this method are `actionApplyYamlChanges`, `actionRegenerateYaml`, `applyExternalChanges`, and  `regenerateExternalConfig`.\n\n#### Reproduction steps\n\n1. Guest POST to:\n\n    http POST /admin/actions/config-sync/index\n\n  2. Extract data from returned JS state:\n\n    Craft.updater = ... setState({\"data\":\"\", ...});\n\n  3. Reuse data as a guest:\n\n```\n  POST /admin/actions/config-sync/regenerate-yaml\n  data=&=\n```\n\n  or\n\n```\n  POST /admin/actions/config-sync/apply-yaml-changes\n  data=&=\n```\n\n  4. Observe completed response and state/file changes.\n\n### Impact\n\nUnauthenticated users can execute project configuration sync operations that ","public_affected_ranges":["ECOSYSTEM: introduced 4.0.0-RC1; fixed 4.17.8"]}],"null_published_at":"2026-11-07T14:01:58.749Z","source_updated_at":"2026-03-25T21:18:57.754Z","source_disclosed_at":"2026-03-24T16:57:17.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:41:59.938Z"},{"id":"NVI-00006074","kind":"vulnerability","title":"Craft CMS: Unauthenticated Users Can Perform Restricted Project Config Sync Operations","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-6mrr-q3pj-h53w","CVE-2026-33159"],"plain_summary":"OSV carries this publisher advisory for craftcms/cms, craftcms/cms. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 5.9.14 for craftcms/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 4.17.8 for craftcms/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-24b5911269ac19f161af8807f17a86da"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"EPSS","as_of":"2026-11-01T12:00:16.000Z","value":"0.314%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.24338. Missing scores are unknown.","source_id":"sr-24b5911269ac19f161af8807f17a86da"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-a66e3f6cd206cc3f4818850e6986b4c7","url":"https://github.com/advisories/GHSA-6mrr-q3pj-h53w","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-6mrr-q3pj-h53w","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:59.938Z"},{"id":"sr-24b5911269ac19f161af8807f17a86da","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-33159","publisher":"FIRST EPSS","observed_at":"2026-11-01T14:28:32.272Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"technology":"craftcms/cms","known_exclusions":[],"conditions_summary":"### Summary\nGuest users can access Config Sync updater `index`, obtain signed `data`, and execute state-changing Config Sync actions (`regenerate-yaml`, `apply-yaml-changes`) without authentication.\n\n### Details\n\n`ConfigSyncController` extends `BaseUpdaterController`, and the base updater is anonymously accessible for control panel requests.  `index` emits signed updater state (`data`), which can be reused by guests in subsequent requests.\n\nSensitive actions that are reachable via this method are `actionApplyYamlChanges`, `actionRegenerateYaml`, `applyExternalChanges`, and  `regenerateExternalConfig`.\n\n#### Reproduction steps\n\n1. Guest POST to:\n\n    http POST /admin/actions/config-sync/index\n\n  2. Extract data from returned JS state:\n\n    Craft.updater = ... setState({\"data\":\"\", ...});\n\n  3. Reuse data as a guest:\n\n```\n  POST /admin/actions/config-sync/regenerate-yaml\n  data=&=\n```\n\n  or\n\n```\n  POST /admin/actions/config-sync/apply-yaml-changes\n  data=&=\n```\n\n  4. Observe completed response and state/file changes.\n\n### Impact\n\nUnauthenticated users can execute project configuration sync operations that ","public_affected_ranges":["ECOSYSTEM: introduced 5.0.0-RC1; fixed 5.9.14"]},{"certainty":"source_listed","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"technology":"craftcms/cms","known_exclusions":[],"conditions_summary":"### Summary\nGuest users can access Config Sync updater `index`, obtain signed `data`, and execute state-changing Config Sync actions (`regenerate-yaml`, `apply-yaml-changes`) without authentication.\n\n### Details\n\n`ConfigSyncController` extends `BaseUpdaterController`, and the base updater is anonymously accessible for control panel requests.  `index` emits signed updater state (`data`), which can be reused by guests in subsequent requests.\n\nSensitive actions that are reachable via this method are `actionApplyYamlChanges`, `actionRegenerateYaml`, `applyExternalChanges`, and  `regenerateExternalConfig`.\n\n#### Reproduction steps\n\n1. Guest POST to:\n\n    http POST /admin/actions/config-sync/index\n\n  2. Extract data from returned JS state:\n\n    Craft.updater = ... setState({\"data\":\"\", ...});\n\n  3. Reuse data as a guest:\n\n```\n  POST /admin/actions/config-sync/regenerate-yaml\n  data=&=\n```\n\n  or\n\n```\n  POST /admin/actions/config-sync/apply-yaml-changes\n  data=&=\n```\n\n  4. Observe completed response and state/file changes.\n\n### Impact\n\nUnauthenticated users can execute project configuration sync operations that ","public_affected_ranges":["ECOSYSTEM: introduced 4.0.0-RC1; fixed 4.17.8"]}],"null_published_at":"2026-11-04T18:04:03.190Z","source_updated_at":"2026-03-25T21:18:57.754Z","source_disclosed_at":"2026-03-24T16:57:17.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:41:59.938Z"},{"id":"NVI-00006074","kind":"vulnerability","title":"Craft CMS: Unauthenticated Users Can Perform Restricted Project Config Sync Operations","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-6mrr-q3pj-h53w","CVE-2026-33159"],"plain_summary":"OSV carries this publisher advisory for craftcms/cms, craftcms/cms. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 5.9.14 for craftcms/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 4.17.8 for craftcms/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-45dd83dca645b90af4874e7ec2040025"],"action_type":"investigate","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.314%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.24341. Missing scores are unknown.","source_id":"sr-45dd83dca645b90af4874e7ec2040025"}],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-a66e3f6cd206cc3f4818850e6986b4c7","url":"https://github.com/advisories/GHSA-6mrr-q3pj-h53w","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-6mrr-q3pj-h53w","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:59.938Z"},{"id":"sr-45dd83dca645b90af4874e7ec2040025","url":"https://www.first.org/epss/data.html","basis":"official_catalog","notes":"FIRST EPSS; probability of exploitation in the next 30 days, not local compromise. Dataset date/model retained; FIRST services terms apply.","title":"CVE-2026-33159","publisher":"FIRST EPSS","observed_at":"2026-10-31T22:06:15.377Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"technology":"craftcms/cms","known_exclusions":[],"conditions_summary":"### Summary\nGuest users can access Config Sync updater `index`, obtain signed `data`, and execute state-changing Config Sync actions (`regenerate-yaml`, `apply-yaml-changes`) without authentication.\n\n### Details\n\n`ConfigSyncController` extends `BaseUpdaterController`, and the base updater is anonymously accessible for control panel requests.  `index` emits signed updater state (`data`), which can be reused by guests in subsequent requests.\n\nSensitive actions that are reachable via this method are `actionApplyYamlChanges`, `actionRegenerateYaml`, `applyExternalChanges`, and  `regenerateExternalConfig`.\n\n#### Reproduction steps\n\n1. Guest POST to:\n\n    http POST /admin/actions/config-sync/index\n\n  2. Extract data from returned JS state:\n\n    Craft.updater = ... setState({\"data\":\"\", ...});\n\n  3. Reuse data as a guest:\n\n```\n  POST /admin/actions/config-sync/regenerate-yaml\n  data=&=\n```\n\n  or\n\n```\n  POST /admin/actions/config-sync/apply-yaml-changes\n  data=&=\n```\n\n  4. Observe completed response and state/file changes.\n\n### Impact\n\nUnauthenticated users can execute project configuration sync operations that ","public_affected_ranges":["ECOSYSTEM: introduced 5.0.0-RC1; fixed 5.9.14"]},{"certainty":"source_listed","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"technology":"craftcms/cms","known_exclusions":[],"conditions_summary":"### Summary\nGuest users can access Config Sync updater `index`, obtain signed `data`, and execute state-changing Config Sync actions (`regenerate-yaml`, `apply-yaml-changes`) without authentication.\n\n### Details\n\n`ConfigSyncController` extends `BaseUpdaterController`, and the base updater is anonymously accessible for control panel requests.  `index` emits signed updater state (`data`), which can be reused by guests in subsequent requests.\n\nSensitive actions that are reachable via this method are `actionApplyYamlChanges`, `actionRegenerateYaml`, `applyExternalChanges`, and  `regenerateExternalConfig`.\n\n#### Reproduction steps\n\n1. Guest POST to:\n\n    http POST /admin/actions/config-sync/index\n\n  2. Extract data from returned JS state:\n\n    Craft.updater = ... setState({\"data\":\"\", ...});\n\n  3. Reuse data as a guest:\n\n```\n  POST /admin/actions/config-sync/regenerate-yaml\n  data=&=\n```\n\n  or\n\n```\n  POST /admin/actions/config-sync/apply-yaml-changes\n  data=&=\n```\n\n  4. Observe completed response and state/file changes.\n\n### Impact\n\nUnauthenticated users can execute project configuration sync operations that ","public_affected_ranges":["ECOSYSTEM: introduced 4.0.0-RC1; fixed 4.17.8"]}],"null_published_at":"2026-10-31T23:18:17.233Z","source_updated_at":"2026-03-25T21:18:57.754Z","source_disclosed_at":"2026-03-24T16:57:17.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Dated EPSS estimate updated; this is not a new disclosure or proof of exploitation.","null_first_observed_at":"2026-10-31T21:41:59.938Z"},{"id":"NVI-00006074","kind":"vulnerability","title":"Craft CMS: Unauthenticated Users Can Perform Restricted Project Config Sync Operations","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-6mrr-q3pj-h53w","CVE-2026-33159"],"plain_summary":"OSV carries this publisher advisory for craftcms/cms, craftcms/cms. This is an aggregated source copy; consult the original publisher and compare update dates.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"The original advisory lists fixed boundaries 5.9.14 for craftcms/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null},{"summary":"The original advisory lists fixed boundaries 4.17.8 for craftcms/cms. Confirm the publisher’s latest guidance.","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"action_type":"vendor_patch","limitations":"Confirm current vendor support, compatibility and deployment evidence. This report has not tested a fix in your system.","current_supported_target":null}],"schema_version":"1.1.0","source_metrics":[],"why_it_matters":"Published affected context helps an owner decide what evidence to gather. This report has not examined your application.","related_sources":[{"id":"sr-a66e3f6cd206cc3f4818850e6986b4c7","url":"https://github.com/advisories/GHSA-6mrr-q3pj-h53w","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-6mrr-q3pj-h53w","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:41:59.938Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"technology":"craftcms/cms","known_exclusions":[],"conditions_summary":"### Summary\nGuest users can access Config Sync updater `index`, obtain signed `data`, and execute state-changing Config Sync actions (`regenerate-yaml`, `apply-yaml-changes`) without authentication.\n\n### Details\n\n`ConfigSyncController` extends `BaseUpdaterController`, and the base updater is anonymously accessible for control panel requests.  `index` emits signed updater state (`data`), which can be reused by guests in subsequent requests.\n\nSensitive actions that are reachable via this method are `actionApplyYamlChanges`, `actionRegenerateYaml`, `applyExternalChanges`, and  `regenerateExternalConfig`.\n\n#### Reproduction steps\n\n1. Guest POST to:\n\n    http POST /admin/actions/config-sync/index\n\n  2. Extract data from returned JS state:\n\n    Craft.updater = ... setState({\"data\":\"\", ...});\n\n  3. Reuse data as a guest:\n\n```\n  POST /admin/actions/config-sync/regenerate-yaml\n  data=&=\n```\n\n  or\n\n```\n  POST /admin/actions/config-sync/apply-yaml-changes\n  data=&=\n```\n\n  4. Observe completed response and state/file changes.\n\n### Impact\n\nUnauthenticated users can execute project configuration sync operations that ","public_affected_ranges":["ECOSYSTEM: introduced 5.0.0-RC1; fixed 5.9.14"]},{"certainty":"source_listed","source_ids":["sr-a66e3f6cd206cc3f4818850e6986b4c7"],"technology":"craftcms/cms","known_exclusions":[],"conditions_summary":"### Summary\nGuest users can access Config Sync updater `index`, obtain signed `data`, and execute state-changing Config Sync actions (`regenerate-yaml`, `apply-yaml-changes`) without authentication.\n\n### Details\n\n`ConfigSyncController` extends `BaseUpdaterController`, and the base updater is anonymously accessible for control panel requests.  `index` emits signed updater state (`data`), which can be reused by guests in subsequent requests.\n\nSensitive actions that are reachable via this method are `actionApplyYamlChanges`, `actionRegenerateYaml`, `applyExternalChanges`, and  `regenerateExternalConfig`.\n\n#### Reproduction steps\n\n1. Guest POST to:\n\n    http POST /admin/actions/config-sync/index\n\n  2. Extract data from returned JS state:\n\n    Craft.updater = ... setState({\"data\":\"\", ...});\n\n  3. Reuse data as a guest:\n\n```\n  POST /admin/actions/config-sync/regenerate-yaml\n  data=&=\n```\n\n  or\n\n```\n  POST /admin/actions/config-sync/apply-yaml-changes\n  data=&=\n```\n\n  4. Observe completed response and state/file changes.\n\n### Impact\n\nUnauthenticated users can execute project configuration sync operations that ","public_affected_ranges":["ECOSYSTEM: introduced 4.0.0-RC1; fixed 4.17.8"]}],"null_published_at":"2026-10-31T22:13:05.857Z","source_updated_at":"2026-03-25T21:18:57.754Z","source_disclosed_at":"2026-03-24T16:57:17.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"First indexed by Null; source disclosure date is shown separately.","null_first_observed_at":"2026-10-31T21:41:59.938Z"}],"next_cursor":null,"snapshot_revision":"42594"}