Low severity2.6NVD Advisory· Published Dec 13, 2021· Updated Jun 17, 2026
CVE-2021-39910
CVE-2021-39910
Description
An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.6 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2. GitLab was vulnerable to HTML Injection through the Swagger UI feature.
Affected products
5cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*+ 2 more
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*range: >=12.6.0,<14.3.6
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*range: >=12.6.0,<14.3.6
- (no CPE)range: >=12.6, <14.3.6
- Range: 12.6 <= v < 14.3.6, 14.4 <= v < 14.4.4, 14.5 <= v < 14.5.2
Patches
Vulnerability mechanics
References
3- gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39910.jsonnvdVendor Advisory
- hackerone.com/reports/1133656nvdPermissions RequiredThird Party Advisory
- gitlab.com/gitlab-org/gitlab/-/issues/325901nvdBroken Link
News mentions
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