{"items":[{"id":"NVI-00011845","kind":"vulnerability","title":"Backstage: Improper input validation in cloud storage URL readers","revision":4,"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-7649-wm97-w3j3","CVE-2026-106494"],"plain_summary":"GitHub lists this reviewed advisory for @backstage/backend-defaults. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-134b4aa4b0d653e01d7c092c665f02c8"],"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":"2026-10-07T17:59:39.000Z","value":"4.4 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-42b12579113c7d36ef51bec65efe224e"},{"kind":"CVSS","as_of":"2026-10-22T13:03:53.500Z","value":"4.4 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-804cd54062f6d99686d8a730fb83e13b"},{"kind":"CVSS","as_of":"2026-10-22T13:03:53.500Z","value":"4.9 MEDIUM (3.1)","meaning":"nvd@nist.gov severity; no combined Null risk score.","source_id":"sr-804cd54062f6d99686d8a730fb83e13b"},{"kind":"EPSS","as_of":"2026-11-03T12:00:27.000Z","value":"0.306%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.23411. Missing scores are unknown.","source_id":"sr-134b4aa4b0d653e01d7c092c665f02c8"}],"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-42b12579113c7d36ef51bec65efe224e","url":"https://github.com/advisories/GHSA-7649-wm97-w3j3","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-7649-wm97-w3j3","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:46.232Z"},{"id":"sr-804cd54062f6d99686d8a730fb83e13b","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-106494","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-106494","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-03T09:58:21.903Z"},{"id":"sr-134b4aa4b0d653e01d7c092c665f02c8","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-2026-106494","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:44:07.774Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-42b12579113c7d36ef51bec65efe224e"],"technology":"@backstage/backend-defaults","known_exclusions":[],"conditions_summary":"### Impact\n\nAn attacker with write access to a cloud storage bucket used by Backstage could craft object names that could collide with protected files in the output directory. In certain deployment configurations, this could lead to content injection.\n\n### Patches\n\nPatched in `@backstage/backend-defaults` version `0.17.8`","public_affected_ranges":["< 0.17.8"]}],"null_published_at":"2026-11-08T15:11:49.379Z","source_updated_at":"2026-10-07T17:59:39.000Z","source_disclosed_at":"2026-10-07T17:59:38.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-11-01T00:58:46.232Z"},{"id":"NVI-00011845","kind":"vulnerability","title":"Backstage: Improper input validation in cloud storage URL readers","revision":3,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-7649-wm97-w3j3","CVE-2026-106494"],"plain_summary":"GitHub lists this reviewed advisory for @backstage/backend-defaults. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-134b4aa4b0d653e01d7c092c665f02c8"],"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":"2026-10-07T17:59:39.000Z","value":"4.4 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-42b12579113c7d36ef51bec65efe224e"},{"kind":"EPSS","as_of":"2026-11-03T12:00:27.000Z","value":"0.306%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.23411. Missing scores are unknown.","source_id":"sr-134b4aa4b0d653e01d7c092c665f02c8"}],"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-42b12579113c7d36ef51bec65efe224e","url":"https://github.com/advisories/GHSA-7649-wm97-w3j3","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-7649-wm97-w3j3","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:46.232Z"},{"id":"sr-134b4aa4b0d653e01d7c092c665f02c8","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-2026-106494","publisher":"FIRST EPSS","observed_at":"2026-11-03T17:44:07.774Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-42b12579113c7d36ef51bec65efe224e"],"technology":"@backstage/backend-defaults","known_exclusions":[],"conditions_summary":"### Impact\n\nAn attacker with write access to a cloud storage bucket used by Backstage could craft object names that could collide with protected files in the output directory. In certain deployment configurations, this could lead to content injection.\n\n### Patches\n\nPatched in `@backstage/backend-defaults` version `0.17.8`","public_affected_ranges":["< 0.17.8"]}],"null_published_at":"2026-11-06T00:29:57.317Z","source_updated_at":"2026-10-07T17:59:39.000Z","source_disclosed_at":"2026-10-07T17:59:38.000Z","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":"2026-11-01T00:58:46.232Z"},{"id":"NVI-00011845","kind":"vulnerability","title":"Backstage: Improper input validation in cloud storage URL readers","revision":2,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-7649-wm97-w3j3","CVE-2026-106494"],"plain_summary":"GitHub lists this reviewed advisory for @backstage/backend-defaults. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-2c57db6cbacd577c26ec5bed91e9ece1"],"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":"2026-10-07T17:59:39.000Z","value":"4.4 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-42b12579113c7d36ef51bec65efe224e"},{"kind":"EPSS","as_of":"2026-10-31T12:00:27.000Z","value":"0.306%","meaning":"FIRST EPSS model v2026.06.15; exploitation probability over 30 days, percentile 0.23377. Missing scores are unknown.","source_id":"sr-2c57db6cbacd577c26ec5bed91e9ece1"}],"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-42b12579113c7d36ef51bec65efe224e","url":"https://github.com/advisories/GHSA-7649-wm97-w3j3","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-7649-wm97-w3j3","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:46.232Z"},{"id":"sr-2c57db6cbacd577c26ec5bed91e9ece1","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-2026-106494","publisher":"FIRST EPSS","observed_at":"2026-11-01T01:39:43.064Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-42b12579113c7d36ef51bec65efe224e"],"technology":"@backstage/backend-defaults","known_exclusions":[],"conditions_summary":"### Impact\n\nAn attacker with write access to a cloud storage bucket used by Backstage could craft object names that could collide with protected files in the output directory. In certain deployment configurations, this could lead to content injection.\n\n### Patches\n\nPatched in `@backstage/backend-defaults` version `0.17.8`","public_affected_ranges":["< 0.17.8"]}],"null_published_at":"2026-11-01T14:34:14.106Z","source_updated_at":"2026-10-07T17:59:39.000Z","source_disclosed_at":"2026-10-07T17:59:38.000Z","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":"2026-11-01T00:58:46.232Z"},{"id":"NVI-00011845","kind":"vulnerability","title":"Backstage: Improper input validation in cloud storage URL readers","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-7649-wm97-w3j3","CVE-2026-106494"],"plain_summary":"GitHub lists this reviewed advisory for @backstage/backend-defaults. Published version ranges and source prerequisites are shown below; this is not an inspection of a visitor’s application.","review_status":"source_listed","control_topics":[],"public_actions":[{"summary":"Identify the exact component and deployed version, examine the linked publisher’s conditions, and retain evidence of any mitigation.","source_ids":["sr-42b12579113c7d36ef51bec65efe224e"],"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":"2026-10-07T17:59:39.000Z","value":"4.4 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-42b12579113c7d36ef51bec65efe224e"}],"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-42b12579113c7d36ef51bec65efe224e","url":"https://github.com/advisories/GHSA-7649-wm97-w3j3","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-7649-wm97-w3j3","publisher":"GitHub Advisory Database","observed_at":"2026-11-01T00:58:46.232Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-42b12579113c7d36ef51bec65efe224e"],"technology":"@backstage/backend-defaults","known_exclusions":[],"conditions_summary":"### Impact\n\nAn attacker with write access to a cloud storage bucket used by Backstage could craft object names that could collide with protected files in the output directory. In certain deployment configurations, this could lead to content injection.\n\n### Patches\n\nPatched in `@backstage/backend-defaults` version `0.17.8`","public_affected_ranges":["< 0.17.8"]}],"null_published_at":"2026-11-01T01:03:56.610Z","source_updated_at":"2026-10-07T17:59:39.000Z","source_disclosed_at":"2026-10-07T17:59:38.000Z","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":"2026-11-01T00:58:46.232Z"}],"next_cursor":null,"snapshot_revision":"42594"}