{"id":"CVE-2025-4278","aliases":["BIT-gitlab-2025-4278","EUVD-2025-18169","GHSA-wjcq-cqhf-f7rm","UBUNTU-CVE-2025-4278"],"status":"published","title":"Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting with 18.0 before 18.0.2. Under certain conditions html injection in new search page could lead to account takeover.","severity":{"version":"3.1","score":8.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.10939,"percentile":0.9592,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-80"],"published":"2025-06-12T10:02:25Z","modified":"2026-10-30T10:47:15Z","fixes":[{"ecosystem":"Bitnami","package":"gitlab","fixed_in":["18.0.2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"gitlab","ranges":[{"type":"SEMVER","events":[{"introduced":"18.0.0"},{"fixed":"18.0.2"}]}]},{"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/-/issues/539198","tags":["issue-tracking","permissions-required","Broken Link","web","report"]},{"url":"https://hackerone.com/reports/3085738","tags":["technical-description","exploit","permissions-required","Permissions Required","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-4278","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-wjcq-cqhf-f7rm"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/4xxx/CVE-2025-4278.json","tags":["advisory"]},{"url":"git://git@gitlab.com:gitlab-org/gitlab.git","tags":["package"]},{"url":"https://ubuntu.com/security/CVE-2025-4278","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-4278","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2025-4278","title":"Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting with 18.0 before 18.0.2. 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Under certain conditions html injection in new search page could lead to account takeover.","status":"published","published":"2025-06-12T10:02:25Z","modified":"2025-06-12T13:43:54Z","cvss":[{"version":"3.1","score":8.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T20:32:24.598995Z"}],"ghsa":[{"id":"GHSA-wjcq-cqhf-f7rm","title":"An issue has been discovered in GitLab CE/EE affecting all versions starting with 18.0 before 18...","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting with 18.0 before 18.0.2. Under certain conditions html injection in new search page could lead to account takeover.","status":"published","published":"2025-06-12T12:32:04Z","modified":"2025-06-12T12:32:09Z","cvss":[{"version":"3.1","score":8.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-80"],"updated_at":"2026-11-02T15:02:42.160981Z"}],"nvd":[{"id":"CVE-2025-4278","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting with 18.0 before 18.0.2. Under certain conditions html injection in new search page could lead to account takeover.","status":"published","published":"2025-06-12T10:16:39.2Z","modified":"2026-06-17T09:32:55.69Z","cvss":[{"version":"3.1","score":8.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-80"],"updated_at":"2026-11-02T14:11:11.789448Z"}],"osv":[{"id":"CVE-2025-4278","title":"Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting with 18.0 before 18.0.2. 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Under certain conditions html injection in new search page could lead to account takeover.","status":"published","published":"2025-06-12T10:16:00Z","modified":"2025-10-24T05:16:32Z","cvss":[{"version":"3.1","score":8.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T16:55:46.53147Z"},{"id":"BIT-gitlab-2025-4278","title":"Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) in GitLab","description":"An issue has been discovered in GitLab CE/EE affecting all versions starting with 18.0 before 18.0.2. Under certain conditions html injection in new search page could lead to account takeover.","status":"published","published":"2025-06-14T06:15:30.019Z","modified":"2025-06-14T06:28:42.846387Z","updated_at":"2026-11-02T15:28:30.70064Z"}]}}