CVE-2021-22241

5.4 mediumEPSS 1.0%

Medium (5.4) in gitlab gitlab. EPSS 1.0% chance of exploitation in the next 30 days.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 14.0. It was possible to exploit a stored cross-site-scripting via a specifically crafted default branch name.

Severity

CVSS 3.1

5.4 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS: 1.0% chance of exploitation in the next 30 days; higher than 62% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2021-08-05
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

gitlab:gitlab

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22241.json
https://gitlab.com/gitlab-org/gitlab/-/issues/336460
https://hackerone.com/reports/1256777
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22241.json
https://gitlab.com/gitlab-org/gitlab/-/issues/336460

Check your stack JSON