{"id":"CVE-2026-16301","aliases":["BIT-gitlab-2026-16301","EUVD-2026-98222","GHSA-4jhf-7f73-gc68","UBUNTU-CVE-2026-16301"],"status":"published","title":"Incorrect Authorization in GitLab","description":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user with Developer role to execute CI/CD pipelines on protected branches without authorization due to improper authorization checks in the downstream pipeline creation service.","severity":{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00335,"percentile":0.27107,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-863"],"published":"2026-10-13T01:08:11Z","modified":"2026-10-30T10:47:18Z","fixes":[{"ecosystem":"Bitnami","package":"gitlab","fixed_in":["19.2.8","19.3.5","19.4.2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"gitlab","ranges":[{"type":"SEMVER","events":[{"introduced":"18.7.0"},{"fixed":"19.2.8"},{"introduced":"19.3.0"},{"fixed":"19.3.5"},{"introduced":"19.4.0"},{"fixed":"19.4.2"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"gitlab","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.4.3+dfsg-9","8.4.3+dfsg-12","8.5.8+dfsg-5"]}],"products":[{"vendor":"gitlab","product":"gitlab"}],"references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/work_items/606501","tags":["Issue Tracking","report","web"]},{"url":"https://hackerone.com/reports/3853866","tags":["technical-description","exploit","permissions-required","Permissions Required","web","report"]},{"url":"https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released/","tags":["Release Notes","Vendor Advisory","advisory","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16301","tags":["web","advisory"]},{"url":"https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-2-released"},{"url":"https://github.com/advisories/GHSA-4jhf-7f73-gc68"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/16xxx/CVE-2026-16301.json","tags":["advisory"]},{"url":"https://gitlab.com/gitlab-org/gitlab","tags":["package"]},{"url":"https://ubuntu.com/security/CVE-2026-16301","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-16301","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-16301","title":"Incorrect Authorization in GitLab","description":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user with Developer role to execute CI/CD pipelines on protected branches without authorization due to improper authorization checks in the downstream pipeline creation service.","status":"published","published":"2026-10-13T01:08:11.162Z","modified":"2026-10-14T19:25:42.569Z","cvss":[{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:20:11.24076Z"}],"euvd":[{"id":"EUVD-2026-98222","description":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user with Developer role to execute CI/CD pipelines on protected branches without authorization due to improper authorization checks in the downstream pipeline creation service.","status":"published","published":"2026-10-13T01:08:11Z","modified":"2026-10-14T19:25:42Z","cvss":[{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T17:27:12.80866Z"}],"ghsa":[{"id":"GHSA-4jhf-7f73-gc68","title":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 19.2.8, 19...","description":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user with Developer role to execute CI/CD pipelines on protected branches without authorization due to improper authorization checks in the downstream pipeline creation service.","status":"published","published":"2026-10-13T03:30:35Z","modified":"2026-10-13T03:30:43Z","cvss":[{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:N","level":"high"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:13:10.125536Z"}],"nvd":[{"id":"CVE-2026-16301","description":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user with Developer role to execute CI/CD pipelines on protected branches without authorization due to improper authorization checks in the downstream pipeline creation service.","status":"published","published":"2026-10-13T02:16:58.583Z","modified":"2026-10-14T20:17:34.98Z","cvss":[{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:12:56.72789Z"}],"osv":[{"id":"CVE-2026-16301","title":"Incorrect Authorization in GitLab","description":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user with Developer role to execute CI/CD pipelines on protected branches without authorization due to improper authorization checks in the downstream pipeline creation service.","status":"published","published":"2026-10-13T01:08:11.162Z","modified":"2026-10-30T10:47:18.019580406Z","cvss":[{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:N","level":"high"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:44:57.682091Z"},{"id":"UBUNTU-CVE-2026-16301","description":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user with Developer role to execute CI/CD pipelines on protected branches without authorization due to improper authorization checks in the downstream pipeline creation service.","status":"published","published":"2026-10-13T02:16:00Z","modified":"2026-10-17T12:58:06.266359922Z","cvss":[{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T16:56:00.592716Z"},{"id":"BIT-gitlab-2026-16301","title":"Incorrect Authorization in GitLab","description":"GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.7 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain conditions, could have allowed an authenticated user with Developer role to execute CI/CD pipelines on protected branches without authorization due to improper authorization checks in the downstream pipeline creation service.","status":"published","published":"2026-10-16T09:02:39.776Z","modified":"2026-10-16T09:45:07.680968009Z","updated_at":"2026-11-02T15:28:30.70064Z"}]}}