What is CVE-2021-22208?

CVE-2021-22208 is a medium-severity vulnerability in GitLab. CVSS score: 4.3/10. Published 2021-05-06.

How severe is CVE-2021-22208?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in GitLab

CVE-2021-22208

An issue has been discovered in GitLab affecting versions starting with 13.5 up to 13.9.7. Improper permission check could allow the change of timestamp for issue creation or update.

Published 2021-05-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.008 (53.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

GitLab — versions >=13.5, <13.9.7

References

gitlab.com/gitlab-org/gitlab/-/issues/301212 (Broken Link)
gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22208.json (Vendor Advisory)

Frequently asked questions

What is CVE-2021-22208?: CVE-2021-22208 is a medium-severity vulnerability in GitLab. CVSS score: 4.3/10. Published 2021-05-06.
How severe is CVE-2021-22208?: Medium severity. CVSS v3 base score is 4.3 out of 10.