XSS in Gitlab

CVE-2021-22199

An issue has been discovered in GitLab affecting all versions starting with 12.9. GitLab was vulnerable to a stored XSS if scoped labels were used.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.008 (52.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N.

Affected products

  • Gitlab — versions >=13.10, <13.10.1, >=13.9.0, <13.9.5, >=12.9, <13.8.7

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-22199?
CVE-2021-22199 is a low-severity vulnerability in Gitlab, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2021-04-22.
How severe is CVE-2021-22199?
Low severity. CVSS v3 base score is 3.5 out of 10.