{"id":"CVE-2024-55636","aliases":["BIT-drupal-2024-55636","CLSA-2026-1776214337","CLSA-2026-1784682869","DRUPAL-CORE-2024-006","EUVD-2024-3453","GHSA-6ccv-8fgf-cjpw","GHSA-938f-5r4f-h65v","UBUNTU-CVE-2024-55636"],"status":"published","title":"Drupal core - Less critical - Gadget chain - SA-CORE-2024-006","description":"Deserialization of Untrusted Data vulnerability in Drupal Core allows Object Injection.This issue affects Drupal Core: from 8.0.0 before 10.2.11, from 10.3.0 before 10.3.9, from 11.0.0 before 11.0.8.\n\nDrupal core contains a chain of methods that is 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 if the application deserializes untrusted data due to another vulnerability.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.0093,"percentile":0.61042,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-502","CWE-915"],"published":"2024-02-12T22:31:34Z","modified":"2026-10-28T02:30:31Z","fixes":[{"ecosystem":"Packagist","package":"drupal/core","fixed_in":["10.1.8","10.2.2","10.2.11","10.3.9","11.0.8"],"sources":["ghsa","osv"]},{"ecosystem":"Packagist","package":"drupal/core-recommended","fixed_in":["10.2.11","10.3.9","11.0.8"],"sources":["ghsa","osv"]},{"ecosystem":"Packagist","package":"drupal/drupal","fixed_in":["10.2.11","10.3.9","11.0.8"],"sources":["ghsa","osv"]},{"ecosystem":"Bitnami","package":"drupal","fixed_in":["10.3.9","11.0.8"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"drupal/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0"},{"fixed":"10.1.8"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"drupal/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10.2.0"},{"fixed":"10.2.2"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"drupal/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.8.0"},{"fixed":"10.2.11"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"drupal/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10.3.0"},{"fixed":"10.3.9"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"drupal/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11.0.0"},{"fixed":"11.0.8"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"drupal/core-recommended","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.8.0"},{"fixed":"10.2.11"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"drupal/core-recommended","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10.3.0"},{"fixed":"10.3.9"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"drupal/core-recommended","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11.0.0"},{"fixed":"11.0.8"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"drupal/drupal","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.8.0"},{"fixed":"10.2.11"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"drupal/drupal","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10.3.0"},{"fixed":"10.3.9"}]}]},{"source":"ghsa","ecosystem":"Packagist","package":"drupal/drupal","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11.0.0"},{"fixed":"11.0.8"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"drupal","ranges":[{"type":"SEMVER","events":[{"introduced":"8.0.0"},{"fixed":"10.3.9"},{"introduced":"11.0.0"},{"fixed":"11.0.8"}]}]},{"source":"osv","ecosystem":"TuxCare:Packagist","package":"drupal/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.5.11"},{"fixed":"9.5.11-p1+tuxcare"}]}],"versions":["9.5.11"],"bundled":10},{"source":"osv","ecosystem":"TuxCare:Packagist","package":"drupal/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.9.20"},{"fixed":"8.9.20-p1+tuxcare"}]}],"versions":["8.9.20"],"bundled":20},{"source":"osv","ecosystem":"Packagist","package":"drupal/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.0.0"},{"fixed":"10.2.11"}]},{"type":"ECOSYSTEM","events":[{"introduced":"10.3.0"},{"fixed":"10.3.9"}]},{"type":"ECOSYSTEM","events":[{"introduced":"11.0.0"},{"fixed":"11.0.8"}]}],"versions":["10.0.0","10.0.0-alpha1","10.0.0-alpha2","10.0.0-alpha3","10.0.0-alpha4","10.0.0-alpha5","10.0.0-alpha6","10.0.0-alpha7","10.0.0-beta1","10.0.0-beta2","10.0.0-rc1","10.0.0-rc2","10.0.0-rc3","10.0.1","10.0.10","10.0.11","10.0.2","10.0.3","10.0.4","10.0.5","10.0.6","10.0.7","10.0.8","10.0.9","10.1.0","10.1.0-alpha1","10.1.0-beta1","10.1.0-rc1","10.1.1","10.1.2","10.1.3","10.1.4","10.1.5","10.1.6","10.1.7","10.1.8","10.2.0","10.2.0-alpha1","10.2.0-beta1","10.2.0-rc1","10.2.1","10.2.10","10.2.2","10.2.3","10.2.4","10.2.5","10.2.6","10.2.7","10.2.8","10.2.9","10.3.0","10.3.1","10.3.2","10.3.3","10.3.4","10.3.5","10.3.6","10.3.7","10.3.8","11.0.0","11.0.1","11.0.2","11.0.3","11.0.4","11.0.5","11.0.6","11.0.7","8.0.0","8.0.1","8.0.2","8.0.3","8.0.4","8.0.5","8.0.6","8.1.0","8.1.0-beta1","8.1.0-beta2","8.1.0-rc1","8.1.1","8.1.10","8.1.2","8.1.3","8.1.4","8.1.5","8.1.6","8.1.7","8.1.8","8.1.9","8.2.0","8.2.0-beta1","8.2.0-beta2","8.2.0-beta3","8.2.0-rc1","8.2.0-rc2","8.2.1","8.2.2","8.2.3","8.2.4","8.2.5","8.2.6","8.2.7","8.2.8","8.3.0","8.3.0-alpha1","8.3.0-beta1","8.3.0-rc1","8.3.0-rc2","8.3.1","8.3.2","8.3.3","8.3.4","8.3.5","8.3.6","8.3.7","8.3.8","8.3.9","8.4.0","8.4.0-alpha1","8.4.0-beta1","8.4.0-rc1","8.4.0-rc2","8.4.1","8.4.2","8.4.3","8.4.4","8.4.5","8.4.6","8.4.7","8.4.8","8.5.0","8.5.0-alpha1","8.5.0-beta1","8.5.0-rc1","8.5.1","8.5.10","8.5.11","8.5.12","8.5.13","8.5.14","8.5.15","8.5.2","8.5.3","8.5.4","8.5.5","8.5.6","8.5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core"}],"references":[{"url":"https://www.drupal.org/sa-core-2024-006","tags":["Vendor 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-2024-55636","tags":["web","advisory"]},{"url":"https://github.com/drupal/core/commit/17f362b988e6ad6bd5cc1e7e8a7a0804e1536fbc","tags":["web"]},{"url":"https://github.com/advisories/GHSA-938f-5r4f-h65v"},{"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/2024/55xxx/CVE-2024-55636.json","tags":["advisory"]},{"url":"https://github.com/drupal/core","tags":["package"]},{"url":"https://ubuntu.com/security/CVE-2024-55636","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-55636","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2024-55636","title":"Drupal core - Less critical - Gadget chain - SA-CORE-2024-006","description":"Deserialization of Untrusted Data vulnerability in Drupal Core allows Object Injection.This issue affects Drupal Core: from 8.0.0 before 10.2.11, from 10.3.0 before 10.3.9, from 11.0.0 before 11.0.8.\n\nDrupal core contains a chain of methods that is 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 if the application deserializes untrusted data due to another vulnerability.","status":"published","published":"2024-12-09T23:24:27.729Z","modified":"2024-12-16T17:09:36.83Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-915"],"updated_at":"2026-11-02T14:34:22.525279Z"}],"euvd":[{"id":"EUVD-2024-3453","description":"Deserialization of Untrusted Data vulnerability in Drupal Core allows Object Injection.This issue affects Drupal Core: from 8.0.0 before 10.2.11, from 10.3.0 before 10.3.9, from 11.0.0 before 11.0.8.\n\nDrupal core contains a chain of methods that is 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 if the application deserializes untrusted data due to another vulnerability.","status":"published","published":"2024-12-09T23:24:27Z","modified":"2024-12-16T17:09:36Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:04:35.519932Z"}],"ghsa":[{"id":"GHSA-938f-5r4f-h65v","title":"Drupal core contains a potential PHP Object Injection vulnerability","description":"Drupal core contains a potential PHP Object Injection vulnerability that (if combined with another exploit) could lead to Artbitrary File Deletion. It is not directly exploitable.\n\nThis issue is mitigated by the fact that in order to be exploitable, a separate vulnerability must be present that allows an attacker to pass unsafe input to `unserialize()`. There are no such known exploits in Drupal core.\n\nTo help protect against this vulnerability, types have been added to properties in some of Drupal core's classes. If an application extends those classes, the same types may need to be specified on the subclass to avoid a `TypeError`.\n\nThis issue affects Drupal Core: from 8.0.0 before 10.2.11, from 10.3.0 before 10.3.9, from 11.0.0 before 11.0.8.","status":"published","published":"2024-12-10T00:31:27Z","modified":"2025-06-04T00:50:17Z","cvss":[{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"low"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-502","CWE-915"],"updated_at":"2026-11-02T14:38:45.948817Z"},{"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-2024-55636","description":"Deserialization of Untrusted Data vulnerability in Drupal Core allows Object Injection.This issue affects Drupal Core: from 8.0.0 before 10.2.11, from 10.3.0 before 10.3.9, from 11.0.0 before 11.0.8.\n\nDrupal core contains a chain of methods that is 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 if the application deserializes untrusted data due to another vulnerability.","status":"published","published":"2024-12-10T00:15:22.54Z","modified":"2026-06-17T08:11:19.997Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-915","CWE-502"],"updated_at":"2026-11-02T14:10:39.434419Z"}],"osv":[{"id":"CVE-2024-55636","title":"Drupal core - Less critical - Gadget chain - SA-CORE-2024-006","description":"Deserialization of Untrusted Data vulnerability in Drupal Core allows Object Injection.This issue affects Drupal Core: from 8.0.0 before 10.2.11, from 10.3.0 before 10.3.9, from 11.0.0 before 11.0.8.\n\nDrupal core contains a chain of methods that is 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 if the application deserializes untrusted data due to another vulnerability.","status":"published","published":"2024-12-09T23:24:27.729Z","modified":"2026-10-28T02:30:31.701713035Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-915"],"updated_at":"2026-11-02T15:44:44.777182Z"},{"id":"GHSA-938f-5r4f-h65v","title":"Drupal core contains a potential PHP Object Injection vulnerability","description":"Drupal core contains a potential PHP Object Injection vulnerability that (if combined with another exploit) could lead to Artbitrary File Deletion. It is not directly exploitable.\n\nThis issue is mitigated by the fact that in order to be exploitable, a separate vulnerability must be present that allows an attacker to pass unsafe input to `unserialize()`. There are no such known exploits in Drupal core.\n\nTo help protect against this vulnerability, types have been added to properties in some of Drupal core's classes. If an application extends those classes, the same types may need to be specified on the subclass to avoid a `TypeError`.\n\nThis issue affects Drupal Core: from 8.0.0 before 10.2.11, from 10.3.0 before 10.3.9, from 11.0.0 before 11.0.8.","status":"published","published":"2024-12-10T00:31:27Z","modified":"2025-12-10T23:41:12.82676Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"},{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"low"}],"cwes":["CWE-502","CWE-915"],"updated_at":"2026-11-02T15:46:43.123867Z"},{"id":"UBUNTU-CVE-2024-55636","description":"Deserialization of Untrusted Data vulnerability in Drupal Core allows Object Injection.This issue affects Drupal Core: from 8.0.0 before 10.2.11, from 10.3.0 before 10.3.9, from 11.0.0 before 11.0.8. Drupal core contains a chain of methods that is 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 if the application deserializes untrusted data due to another vulnerability.","status":"published","published":"2024-12-10T00:15:00Z","modified":"2025-09-08T17:05:36Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T16:55:15.331356Z"},{"id":"BIT-drupal-2024-55636","title":"Drupal core - Less critical - Gadget chain - SA-CORE-2024-006","description":"Deserialization of Untrusted Data vulnerability in Drupal Core allows Object Injection.This issue affects Drupal Core: from 8.0.0 before 10.2.11, from 10.3.0 before 10.3.9, from 11.0.0 before 11.0.8.\n\nDrupal core contains a chain of methods that is 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 if the application deserializes untrusted data due to another vulnerability.","status":"published","published":"2025-06-03T14:41:23.754Z","modified":"2026-09-08T08:47:01.250843015Z","updated_at":"2026-11-02T15:28:29.563843Z"},{"id":"CLSA-2026-1776214337","title":"TuxCare security update for drupal/core (11 CVEs)","description":"TuxCare rebuilt drupal/core to address 11 CVEs. Fixed in 9.5.11-p1+tuxcare.","status":"published","published":"2026-08-04T14:52:36Z","modified":"2026-10-15T09:47:59.489786328Z","updated_at":"2026-11-02T15:43:44.009773Z"},{"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-2024-006","description":"Drupal core contains a potential PHP Object Injection vulnerability that (if combined with another exploit) could lead to Artbitrary File Deletion. It is not directly exploitable.\n\nThis issue is mitigated by the fact that in order to be exploitable, a separate vulnerability must be present that allows an attacker to pass unsafe input to `unserialize()`. There are no such known exploits in Drupal core.\n\nTo help protect against this vulnerability, types have been added to properties in some of Drupal core's classes. If an application extends those classes, the same types may need to be specified on the subclass to avoid a `TypeError`.","status":"published","published":"2024-11-20T17:25:47Z","modified":"2025-12-10T23:41:12.82676Z","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"}]}}