{"id":"CVE-2026-6367","aliases":["BIT-drupal-2026-6367","DRUPAL-CORE-2026-003","EUVD-2026-31002","GHSA-pw6f-3999-xp7g"],"status":"published","title":"Drupal core - Moderately critical - Cross-site scripting - SA-CORE-2026-003","description":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Drupal core allows Cross-Site Scripting (XSS).\n\nThis issue affects Drupal core: from 11.3.0 before 11.3.7.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00201,"percentile":0.10098,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2026-04-15T19:27:21Z","modified":"2026-10-28T02:30:52Z","fixes":[{"ecosystem":"Packagist","package":"drupal/core","fixed_in":["11.3.7"],"sources":["ghsa","osv"]},{"ecosystem":"Bitnami","package":"drupal","fixed_in":["11.3.7"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"drupal/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11.3.0"},{"fixed":"11.3.7"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"drupal","ranges":[{"type":"SEMVER","events":[{"introduced":"11.3.0"},{"fixed":"11.3.7"}]}]},{"source":"osv","ecosystem":"Packagist","package":"drupal/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11.3.0"},{"fixed":"11.3.7"}]}],"versions":["11.3.0","11.3.1","11.3.2","11.3.3","11.3.4","11.3.5","11.3.6"]},{"source":"osv","ecosystem":"Packagist","package":"drupal/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11.3.0"},{"fixed":"11.3.7"}]}],"versions":["11.3.0","11.3.1","11.3.2","11.3.3","11.3.4","11.3.5","11.3.6"]}],"products":[{"vendor":"drupal","product":"drupal"},{"vendor":"drupal","product":"drupal core"}],"references":[{"url":"https://www.drupal.org/sa-core-2026-003","tags":["Vendor Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6367","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-pw6f-3999-xp7g"},{"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-2026-6367.json","tags":["advisory"]},{"url":"https://github.com/drupal/core","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-6367","title":"Drupal core - Moderately critical - Cross-site scripting - SA-CORE-2026-003","description":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Drupal core allows Cross-Site Scripting (XSS).\n\nThis issue affects Drupal core: from 11.3.0 before 11.3.7.","status":"published","published":"2026-05-19T22:28:07.47Z","modified":"2026-06-22T15:07:43.029Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T13:49:53.818886Z"}],"euvd":[{"id":"EUVD-2026-31002","description":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Drupal core allows Cross-Site Scripting (XSS).\n\nThis issue affects Drupal core: from 11.3.0 before 11.3.7.","status":"published","published":"2026-05-19T22:28:07Z","modified":"2026-06-22T15:07:43Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T18:20:34.745289Z"}],"ghsa":[{"id":"GHSA-pw6f-3999-xp7g","title":"Drupal core allows Cross-Site Scripting (XSS)","description":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Drupal core allows Cross-Site Scripting (XSS).\n\nThis issue affects Drupal core: from 11.3.0 before 11.3.7.","status":"published","published":"2026-05-20T00:31:42Z","modified":"2026-06-05T18:22:06Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:40:17.745826Z"}],"nvd":[{"id":"CVE-2026-6367","description":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Drupal core allows Cross-Site Scripting (XSS).\n\nThis issue affects Drupal core: from 11.3.0 before 11.3.7.","status":"published","published":"2026-05-19T23:16:58.353Z","modified":"2026-07-24T08:10:00.15Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:19.752984Z"}],"osv":[{"id":"CVE-2026-6367","title":"Drupal core - Moderately critical - Cross-site scripting - SA-CORE-2026-003","description":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Drupal core allows Cross-Site Scripting (XSS).\n\nThis issue affects Drupal core: from 11.3.0 before 11.3.7.","status":"published","published":"2026-05-19T22:28:07.47Z","modified":"2026-10-28T02:30:52.888222072Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:45:13.306117Z"},{"id":"GHSA-pw6f-3999-xp7g","title":"Drupal core allows Cross-Site Scripting (XSS)","description":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Drupal core allows Cross-Site Scripting (XSS).\n\nThis issue affects Drupal core: from 11.3.0 before 11.3.7.","status":"published","published":"2026-05-20T00:31:42Z","modified":"2026-09-10T03:50:47.215313107Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:53.700556Z"},{"id":"BIT-drupal-2026-6367","title":"Drupal core - Moderately critical - Cross-site scripting - SA-CORE-2026-003","description":"Improper Neutralization of Input During Web Page Generation (\"Cross-site Scripting\") vulnerability in Drupal Drupal core allows Cross-Site Scripting (XSS).\n\nThis issue affects Drupal core: from 11.3.0 before 11.3.7.","status":"published","published":"2026-05-21T08:39:58.541Z","modified":"2026-09-08T08:47:13.370184169Z","updated_at":"2026-11-02T15:28:29.563843Z"},{"id":"DRUPAL-CORE-2026-003","description":"Drupal 11.3 comes with support for completing entity suggestions whilst adding a link to CKEditor 5.\n\nThe suggestions aren't sufficiently sanitized and a malicious user could trigger a stored cross site scripting attack against another user.","status":"published","published":"2026-04-15T19:27:21Z","modified":"2026-09-10T03:45:14.656374508Z","updated_at":"2026-11-02T15:46:13.900249Z"}]}}