{"id":"CVE-2025-2254","state":"PUBLISHED","title":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab","description":"An issue has been discovered in GitLab CE/EE affecting all versions from 17.9 before 17.10.8, 17.11 before 17.11.4, and 18.0 before 18.0.2. Improper output encoding in the snipper viewer functionality lead to Cross-Site scripting attacks.","publishedAt":"2025-06-12T10:02:40.003Z","updatedAt":"2025-06-12T13:42:30.110Z","severity":{"score":8.7,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N","source":"GitLab"},"assigner":"GitLab","products":["GitLab GitLab"],"affected":[{"vendor":"GitLab","product":"GitLab","defaultStatus":"unaffected","versions":[{"version":"17.9","status":"affected","lessThan":"17.10.8","versionType":"semver"},{"version":"17.11","status":"affected","lessThan":"17.11.4","versionType":"semver"},{"version":"18.0","status":"affected","lessThan":"18.0.2","versionType":"semver"}],"repo":"git://git@gitlab.com:gitlab-org/gitlab.git","cpes":["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"]}],"references":["https://gitlab.com/gitlab-org/gitlab/-/issues/524636","https://hackerone.com/reports/2973939"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:08:55.257Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/2xxx/CVE-2025-2254.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-2254","state":"PUBLISHED","datePublished":"2025-06-12T10:02:40.003Z","dateUpdated":"2025-06-12T13:42:30.110Z","assignerShortName":"GitLab","assignerOrgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","dateReserved":"2025-03-12T15:04:55.534Z"},"containers":{"cna":{"title":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab","descriptions":[{"lang":"en","value":"An issue has been discovered in GitLab CE/EE affecting all versions from 17.9 before 17.10.8, 17.11 before 17.11.4, and 18.0 before 18.0.2. Improper output encoding in the snipper viewer functionality lead to Cross-Site scripting attacks."}],"affected":[{"vendor":"GitLab","product":"GitLab","defaultStatus":"unaffected","versions":[{"version":"17.9","status":"affected","lessThan":"17.10.8","versionType":"semver"},{"version":"17.11","status":"affected","lessThan":"17.11.4","versionType":"semver"},{"version":"18.0","status":"affected","lessThan":"18.0.2","versionType":"semver"}],"repo":"git://git@gitlab.com:gitlab-org/gitlab.git","cpes":["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"]}],"references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/524636","name":"GitLab Issue #524636","tags":["issue-tracking","permissions-required"]},{"url":"https://hackerone.com/reports/2973939","name":"HackerOne Bug Bounty Report #2973939","tags":["technical-description","exploit","permissions-required"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE","baseScore":8.7,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","lang":"en","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitLab","orgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","dateUpdated":"2025-06-12T10:02:40.003Z"},"solutions":[{"lang":"en","value":"Upgrade to versions 17.10.8, 17.11.4, 18.0.2 or above."}],"credits":[{"lang":"en","value":"Thanks [yvvdwf](https://hackerone.com/yvvdwf) for reporting this vulnerability through our HackerOne bug bounty program","type":"finder"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-06-12T13:38:28.989165Z","id":"CVE-2025-2254","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-06-12T13:42:30.110Z"}}]}}}