{"affected":[{"affectedData":[{"product":"GitLab","vendor":"n/a","versions":[{"status":"affected","version":"Fixed versions 12.1.2, 12.0.4, and 11.11.6"}]}],"source":"support@hackerone.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*","matchCriteriaId":"33FB67D6-7874-4224-A89C-BFD3080796DA","versionEndExcluding":"11.11.7","versionStartIncluding":"11.11.0","vulnerable":true},{"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*","matchCriteriaId":"0ABDFAF2-C1E3-4416-8E67-1CF2ABA29FEF","versionEndExcluding":"11.11.7","versionStartIncluding":"11.11.0","vulnerable":true},{"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*","matchCriteriaId":"62DEEA13-4D2C-436B-9780-983FC707DDF6","versionEndExcluding":"12.0.4","versionStartIncluding":"12.0.0","vulnerable":true},{"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*","matchCriteriaId":"595B584B-2A5C-44F6-AC4C-51ACF913C6C5","versionEndExcluding":"12.0.4","versionStartIncluding":"12.0.0","vulnerable":true},{"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*","matchCriteriaId":"99659BEC-15D0-4E75-BEBE-727FC32D9B35","versionEndExcluding":"12.1.2","versionStartIncluding":"12.1.0","vulnerable":true},{"criteria":"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*","matchCriteriaId":"D12A3A81-4A4F-441A-A820-F2D19B1A5C89","versionEndExcluding":"12.1.2","versionStartIncluding":"12.1.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"An input validation and output encoding issue was discovered in the GitLab email notification feature which could result in a persistent XSS. This was addressed in GitLab 12.1.2, 12.0.4, and 11.11.6."},{"lang":"es","value":"Se detectó un problema de comprobación de entrada y codificación de salida en la funcionalidad de notificación de correo electrónico de GitLab lo que podría resultar un ataque XSS persistente. Esto se abordó en GitLab versiones 12.1.2, 12.0.4 y 11.11.6."}],"id":"CVE-2019-5471","lastModified":"2026-06-17T02:37:44.840","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"LOW","cvssData":{"accessComplexity":"MEDIUM","accessVector":"NETWORK","authentication":"SINGLE","availabilityImpact":"NONE","baseScore":3.5,"confidentialityImpact":"NONE","integrityImpact":"PARTIAL","vectorString":"AV:N/AC:M/Au:S/C:N/I:P/A:N","version":"2.0"},"exploitabilityScore":6.8,"impactScore":2.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":true}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.4,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},"exploitabilityScore":2.3,"impactScore":2.7,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2019-09-09T18:15:10.653","references":[{"source":"support@hackerone.com","tags":["Exploit","Vendor Advisory"],"url":"https://gitlab.com/gitlab-org/gitlab-ee/issues/11515"},{"source":"support@hackerone.com","tags":["Exploit","Third Party Advisory"],"url":"https://hackerone.com/reports/496973"},{"source":"nvd@nist.gov","tags":["Broken Link","Vendor Advisory"],"url":"https://about.gitlab.com/2019/07/29/security-release-gitlab-12-dot-1-dot-2-released/"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Vendor Advisory"],"url":"https://gitlab.com/gitlab-org/gitlab-ee/issues/11515"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"],"url":"https://hackerone.com/reports/496973"}],"sourceIdentifier":"support@hackerone.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-79"}],"source":"support@hackerone.com","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-79"}],"source":"nvd@nist.gov","type":"Primary"}]}