What is CVE-2021-22226?

CVE-2021-22226 is a medium-severity vulnerability in GitLab. CVSS score: 6.5/10. Published 2021-07-06.

How severe is CVE-2021-22226?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in GitLab

CVE-2021-22226

Under certain conditions, some users were able to push to protected branches that were restricted to deploy keys in GitLab CE/EE since version 13.9

Published 2021-07-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.009 (58.8th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 58.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

GitLab — versions >=13.9, <13.11.6, >=13.12, <13.12.6, >=14.0, <14.0.2

References

gitlab.com/gitlab-org/gitlab/-/issues/326684 (Broken Link)
gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22226.json (Vendor Advisory)

Frequently asked questions

What is CVE-2021-22226?: CVE-2021-22226 is a medium-severity vulnerability in GitLab. CVSS score: 6.5/10. Published 2021-07-06.
How severe is CVE-2021-22226?: Medium severity. CVSS v3 base score is 6.5 out of 10.