{"id":"CVE-2026-6366","aliases":["BIT-drupal-2026-6366","CLSA-2026-1783645405","CLSA-2026-1784682869","DRUPAL-CORE-2026-002","EUVD-2026-30999","GHSA-6ccv-8fgf-cjpw","GHSA-xmjc-63pr-2mpg"],"status":"published","title":"Drupal core - Moderately critical - Gadget Chain - SA-CORE-2026-002","description":"Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in Drupal Drupal core allows Object Injection.\n\nThis issue affects Drupal core: from 8.0.0 before 10.5.9, from 10.6.0 before 10.6.7, from 11.0.0 before 11.2.11, from 11.3.0 before 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Advisory","advisory","web"]},{"url":"https://github.com/drupal/core/commit/2f76ac716ca8019bc60579fdfc8aa6cd65d57dff","tags":["web"]},{"url":"https://github.com/drupal/core/commit/5e606b560ac4ecb08135f12b6165bbe0348346a0","tags":["web"]},{"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/2024-01-17.yaml","tags":["web"]},{"url":"https://www.drupal.org/sa-core-2024-001","tags":["web"]},{"url":"https://github.com/advisories/GHSA-6ccv-8fgf-cjpw"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6366","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-xmjc-63pr-2mpg"},{"url":"https://git.drupalcode.org/project/drupal","tags":["web"]},{"url":"https://www.drupal.org/project/drupal","tags":["web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/6xxx/CVE-2026-6366.json","tags":["advisory"]},{"url":"https://github.com/drupal/core","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-6366","title":"Drupal core - Moderately critical - Gadget Chain - SA-CORE-2026-002","description":"Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in Drupal Drupal core allows Object Injection.\n\nThis issue affects Drupal core: from 8.0.0 before 10.5.9, from 10.6.0 before 10.6.7, from 11.0.0 before 11.2.11, from 11.3.0 before 11.3.7.","status":"published","published":"2026-05-19T22:27:46.454Z","modified":"2026-05-21T03:55:14.895Z","cvss":[{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-915"],"updated_at":"2026-11-02T13:50:04.986624Z"}],"euvd":[{"id":"EUVD-2026-30999","description":"Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in Drupal Drupal core allows Object Injection.\n\nThis issue affects Drupal core: from 8.0.0 before 10.5.9, from 10.6.0 before 10.6.7, from 11.0.0 before 11.2.11, from 11.3.0 before 11.3.7.","status":"published","published":"2026-05-19T22:27:46Z","modified":"2026-05-21T03:55:14Z","cvss":[{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T18:21:13.845677Z"}],"ghsa":[{"id":"GHSA-xmjc-63pr-2mpg","title":"Drupal core allows Object Injection","description":"Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in Drupal Drupal core allows Object Injection.\n\nThis issue affects Drupal core: from 8.0.0 before 10.5.9, from 10.6.0 before 10.6.7, from 11.0.0 before 11.2.11, from 11.3.0 before 11.3.7.","status":"published","published":"2026-05-20T00:31:42Z","modified":"2026-06-05T18:18:13Z","cvss":[{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-915"],"updated_at":"2026-11-02T14:40:17.745826Z"},{"id":"GHSA-6ccv-8fgf-cjpw","title":"Drupal core Denial of Service vulnerability","description":"The Comment module allows users to reply to comments. In certain cases, an attacker could make comment reply requests that would trigger a denial of service (DOS).\n\nSites that do not use the Comment module are not affected.","status":"published","published":"2024-02-12T22:31:34Z","modified":"2024-02-12T22:31:36Z","updated_at":"2026-11-02T14:37:38.20753Z"}],"nvd":[{"id":"CVE-2026-6366","description":"Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in Drupal Drupal core allows Object Injection.\n\nThis issue affects Drupal core: from 8.0.0 before 10.5.9, from 10.6.0 before 10.6.7, from 11.0.0 before 11.2.11, from 11.3.0 before 11.3.7.","status":"published","published":"2026-05-19T23:16:58.233Z","modified":"2026-07-24T08:10:00.15Z","cvss":[{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-915"],"updated_at":"2026-11-02T14:12:19.752984Z"}],"osv":[{"id":"CVE-2026-6366","title":"Drupal core - Moderately critical - Gadget Chain - SA-CORE-2026-002","description":"Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in Drupal Drupal core allows Object Injection.\n\nThis issue affects Drupal core: from 8.0.0 before 10.5.9, from 10.6.0 before 10.6.7, from 11.0.0 before 11.2.11, from 11.3.0 before 11.3.7.","status":"published","published":"2026-05-19T22:27:46.454Z","modified":"2026-10-28T02:30:38.906237595Z","cvss":[{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-915"],"updated_at":"2026-11-02T15:45:13.306117Z"},{"id":"GHSA-xmjc-63pr-2mpg","title":"Drupal core allows Object Injection","description":"Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in Drupal Drupal core allows Object Injection.\n\nThis issue affects Drupal core: from 8.0.0 before 10.5.9, from 10.6.0 before 10.6.7, from 11.0.0 before 11.2.11, from 11.3.0 before 11.3.7.","status":"published","published":"2026-05-20T00:31:42Z","modified":"2026-09-10T03:51:07.261847127Z","cvss":[{"version":"3.1","score":6.6,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-915"],"updated_at":"2026-11-02T15:47:00.198893Z"},{"id":"BIT-drupal-2026-6366","title":"Drupal core - Moderately critical - Gadget Chain - SA-CORE-2026-002","description":"Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in Drupal Drupal core allows Object Injection.\n\nThis issue affects Drupal core: from 8.0.0 before 10.5.9, from 10.6.0 before 10.6.7, from 11.0.0 before 11.2.11, from 11.3.0 before 11.3.7.","status":"published","published":"2026-05-21T08:39:56.806Z","modified":"2026-09-08T08:47:12.189051688Z","updated_at":"2026-11-02T15:28:29.563843Z"},{"id":"CLSA-2026-1783645405","title":"TuxCare security update for drupal/core (2 CVEs)","description":"TuxCare rebuilt drupal/core to address 2 CVEs. Fixed in 9.5.11-p4+tuxcare.","status":"published","published":"2026-08-04T14:52:43Z","modified":"2026-10-15T09:47:47.951140918Z","updated_at":"2026-11-02T15:43:46.151924Z"},{"id":"CLSA-2026-1784682869","title":"TuxCare security update for drupal/core (21 CVEs)","description":"TuxCare rebuilt drupal/core to address 21 CVEs. Fixed in 8.9.20-p1+tuxcare.","status":"published","published":"2026-08-04T14:52:46Z","modified":"2026-10-15T09:48:00.288868947Z","updated_at":"2026-11-02T15:43:46.482572Z"},{"id":"DRUPAL-CORE-2026-002","description":"Drupal core contains a chain of methods that could be exploitable when an insecure deserialization vulnerability exists on the site. This so-called \"gadget chain\" presents no direct threat, but is a vector that can be used to achieve remote code execution or SQL injection if the application deserializes untrusted data due to another vulnerability.\n\nThis issue is not directly exploitable.\n\nThis issue is mitigated by the fact that in order for it to be exploitable, a separate vulnerability must be present to allow an attacker to pass unsafe input to `unserialize()`. There are no such known exploits in Drupal core.","status":"published","published":"2026-04-15T19:25:23Z","modified":"2026-09-10T03:45:11.727669461Z","updated_at":"2026-11-02T15:46:13.900249Z"},{"id":"GHSA-6ccv-8fgf-cjpw","title":"Drupal core Denial of Service vulnerability","description":"The Comment module allows users to reply to comments. In certain cases, an attacker could make comment reply requests that would trigger a denial of service (DOS).\n\nSites that do not use the Comment module are not affected.","status":"published","published":"2024-02-12T22:31:34Z","modified":"2024-11-29T05:26:49.838861Z","updated_at":"2026-11-02T15:46:39.618611Z"}]}}