{"items":[{"id":"NVI-00002621","kind":"vulnerability","title":"YesWiki: SQL injection via the `recentchanges` action `period` argument leads to arbitrary DB read","revision":3,"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-89v6-j5x6-cmj3","CVE-2026-52763"],"plain_summary":"GitHub lists this reviewed advisory for yeswiki/yeswiki. 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-87c3a353046943ebb8f8412192bf3ed8"],"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},{"summary":"The original advisory lists fixed boundaries 4.6.6 for yeswiki/yeswiki. Confirm the publisher’s latest guidance.","source_ids":["sr-20100b44297f5288b62949b88e66be28"],"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":[{"kind":"CVSS","as_of":"2026-07-09T20:54:46.000Z","value":"6.5 medium","meaning":"GitHub source severity; exploitability and local consequence require separate evidence.","source_id":"sr-0f9a0ef95078e45a45b2a806dec06366"},{"kind":"CVSS","as_of":"2026-09-08T21:05:26.920Z","value":"6.5 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-87c3a353046943ebb8f8412192bf3ed8"}],"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-0f9a0ef95078e45a45b2a806dec06366","url":"https://github.com/advisories/GHSA-89v6-j5x6-cmj3","basis":"vendor_advisory","notes":"GitHub Advisory Database; CC-BY-4.0. Each advisory links its original attribution. Null normalizes fields.","title":"GHSA-89v6-j5x6-cmj3","publisher":"GitHub Advisory Database","observed_at":"2026-11-04T23:34:40.400Z"},{"id":"sr-20100b44297f5288b62949b88e66be28","url":"https://github.com/advisories/GHSA-89v6-j5x6-cmj3","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-89v6-j5x6-cmj3","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.667Z"},{"id":"sr-87c3a353046943ebb8f8412192bf3ed8","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-52763","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-52763","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T07:24:31.710Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-0f9a0ef95078e45a45b2a806dec06366"],"technology":"yeswiki/yeswiki","known_exclusions":[],"conditions_summary":"### Summary\n\nThe `recentchanges` action (`actions/recentchanges.php`) accepts a `period` argument from two disjoint parameter spaces: the URL query string (`$_GET['period']`) and the action invocation `{{recentchanges period=\"...\"}}`. A whitelist at line 17 validates only the URL form against `['day','week','month']`. The action-argument form takes the `else` branch at line 33 (`$dateMin = $this->GetParameter('period')`) with no validation, and the value flows into `PageManager::getRecentlyChanged()` (`includes/services/PageManager.php:196`), where it is interpolated into a `WHERE time >= '...' ORDER BY time DESC` clause without escaping or parameterization. UNION-based injection succeeds, the leaked rows render into the response page via `actions/recentchanges.php:43,58` (`ComposeLinkToPage($page['tag'])`), so any visitor of the trigger page sees the exfiltrated data.\n\nThe vulnerability provides arbitrary read of the YesWiki database to anyone who can save the trigger page. On a default install (`default_write_acl='*'`), this includes anonymous users, subject to the hashcash JS check on the page-edit form. Once the trigger page is saved, every subsequent view fires the injection a","public_affected_ranges":["< 4.6.6"]},{"certainty":"source_listed","source_ids":["sr-20100b44297f5288b62949b88e66be28"],"technology":"yeswiki/yeswiki","known_exclusions":[],"conditions_summary":"### Summary\n\nThe `recentchanges` action (`actions/recentchanges.php`) accepts a `period` argument from two disjoint parameter spaces: the URL query string (`$_GET['period']`) and the action invocation `{{recentchanges period=\"...\"}}`. A whitelist at line 17 validates only the URL form against `['day','week','month']`. The action-argument form takes the `else` branch at line 33 (`$dateMin = $this->GetParameter('period')`) with no validation, and the value flows into `PageManager::getRecentlyChanged()` (`includes/services/PageManager.php:196`), where it is interpolated into a `WHERE time >= '...' ORDER BY time DESC` clause without escaping or parameterization. UNION-based injection succeeds, the leaked rows render into the response page via `actions/recentchanges.php:43,58` (`ComposeLinkToPage($page['tag'])`), so any visitor of the trigger page sees the exfiltrated data.\n\nThe vulnerability provides arbitrary read of the YesWiki database to anyone who can save the trigger page. On a default install (`default_write_acl='*'`), this includes anonymous users, subject to the hashcash JS check on the page-edit form. Once the trigger page is saved, every subsequent view fires the injection a","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 4.6.6"]}],"null_published_at":"2026-11-05T19:10:21.401Z","source_updated_at":"2026-07-09T20:54:46.000Z","source_disclosed_at":"2026-07-09T20:54:46.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:10.667Z"},{"id":"NVI-00002621","kind":"vulnerability","title":"YesWiki: SQL injection via the `recentchanges` action `period` argument leads to arbitrary DB read","revision":2,"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-89v6-j5x6-cmj3","CVE-2026-52763"],"plain_summary":"OSV carries this publisher advisory for yeswiki/yeswiki. 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 4.6.6 for yeswiki/yeswiki. Confirm the publisher’s latest guidance.","source_ids":["sr-20100b44297f5288b62949b88e66be28"],"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-87c3a353046943ebb8f8412192bf3ed8"],"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":"2026-09-08T21:05:26.920Z","value":"6.5 MEDIUM (3.1)","meaning":"security-advisories@github.com severity; no combined Null risk score.","source_id":"sr-87c3a353046943ebb8f8412192bf3ed8"}],"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-20100b44297f5288b62949b88e66be28","url":"https://github.com/advisories/GHSA-89v6-j5x6-cmj3","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-89v6-j5x6-cmj3","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.667Z"},{"id":"sr-87c3a353046943ebb8f8412192bf3ed8","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-52763","basis":"official_catalog","notes":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","title":"CVE-2026-52763","publisher":"NIST National Vulnerability Database","observed_at":"2026-11-01T07:24:31.710Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-20100b44297f5288b62949b88e66be28"],"technology":"yeswiki/yeswiki","known_exclusions":[],"conditions_summary":"### Summary\n\nThe `recentchanges` action (`actions/recentchanges.php`) accepts a `period` argument from two disjoint parameter spaces: the URL query string (`$_GET['period']`) and the action invocation `{{recentchanges period=\"...\"}}`. A whitelist at line 17 validates only the URL form against `['day','week','month']`. The action-argument form takes the `else` branch at line 33 (`$dateMin = $this->GetParameter('period')`) with no validation, and the value flows into `PageManager::getRecentlyChanged()` (`includes/services/PageManager.php:196`), where it is interpolated into a `WHERE time >= '...' ORDER BY time DESC` clause without escaping or parameterization. UNION-based injection succeeds, the leaked rows render into the response page via `actions/recentchanges.php:43,58` (`ComposeLinkToPage($page['tag'])`), so any visitor of the trigger page sees the exfiltrated data.\n\nThe vulnerability provides arbitrary read of the YesWiki database to anyone who can save the trigger page. On a default install (`default_write_acl='*'`), this includes anonymous users, subject to the hashcash JS check on the page-edit form. Once the trigger page is saved, every subsequent view fires the injection a","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 4.6.6"]}],"null_published_at":"2026-11-03T17:49:21.360Z","source_updated_at":"2026-07-09T21:11:39.501Z","source_disclosed_at":"2026-07-09T20:54:46.000Z","is_synthetic_fixture":false,"null_last_reviewed_at":null,"public_change_summary":"Source facts changed; compare the preserved prior revision.","null_first_observed_at":"2026-10-31T21:42:10.667Z"},{"id":"NVI-00002621","kind":"vulnerability","title":"YesWiki: SQL injection via the `recentchanges` action `period` argument leads to arbitrary DB read","revision":1,"unknowns":["Customer inventory, deployment, reachability and exploitation have not been inspected."],"lifecycle":"active","identifiers":["GHSA-89v6-j5x6-cmj3","CVE-2026-52763"],"plain_summary":"OSV carries this publisher advisory for yeswiki/yeswiki. 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 4.6.6 for yeswiki/yeswiki. Confirm the publisher’s latest guidance.","source_ids":["sr-20100b44297f5288b62949b88e66be28"],"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-20100b44297f5288b62949b88e66be28","url":"https://github.com/advisories/GHSA-89v6-j5x6-cmj3","basis":"vendor_advisory","notes":"GitHub-origin advisory, CC-BY-4.0; OSV is an aggregate copy, not independent corroboration.","title":"GHSA-89v6-j5x6-cmj3","publisher":"GitHub Advisory Database via OSV","observed_at":"2026-10-31T21:42:10.667Z"}],"affected_context":[{"certainty":"source_listed","source_ids":["sr-20100b44297f5288b62949b88e66be28"],"technology":"yeswiki/yeswiki","known_exclusions":[],"conditions_summary":"### Summary\n\nThe `recentchanges` action (`actions/recentchanges.php`) accepts a `period` argument from two disjoint parameter spaces: the URL query string (`$_GET['period']`) and the action invocation `{{recentchanges period=\"...\"}}`. A whitelist at line 17 validates only the URL form against `['day','week','month']`. The action-argument form takes the `else` branch at line 33 (`$dateMin = $this->GetParameter('period')`) with no validation, and the value flows into `PageManager::getRecentlyChanged()` (`includes/services/PageManager.php:196`), where it is interpolated into a `WHERE time >= '...' ORDER BY time DESC` clause without escaping or parameterization. UNION-based injection succeeds, the leaked rows render into the response page via `actions/recentchanges.php:43,58` (`ComposeLinkToPage($page['tag'])`), so any visitor of the trigger page sees the exfiltrated data.\n\nThe vulnerability provides arbitrary read of the YesWiki database to anyone who can save the trigger page. On a default install (`default_write_acl='*'`), this includes anonymous users, subject to the hashcash JS check on the page-edit form. Once the trigger page is saved, every subsequent view fires the injection a","public_affected_ranges":["ECOSYSTEM: introduced 0; fixed 4.6.6"]}],"null_published_at":"2026-10-31T22:00:33.897Z","source_updated_at":"2026-07-09T21:11:39.501Z","source_disclosed_at":"2026-07-09T20:54:46.000Z","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":"2026-10-31T21:42:10.667Z"}],"next_cursor":null,"snapshot_revision":"40769"}