What is CVE-2021-22179?

CVE-2021-22179 is a medium-severity vulnerability in GitLab, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.4/10. Published 2021-03-24.

How severe is CVE-2021-22179?

Medium severity. CVSS v3 base score is 5.4 out of 10.

SSRF in GitLab

CVE-2021-22179

A vulnerability was discovered in GitLab versions before 12.2. GitLab was vulnerable to a SSRF attack through the Outbound Requests feature.

Vulnerability class: SSRF (Server-Side Request Forgery)

Published 2021-03-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.009 (59.8th percentile), scored 2026-10-06.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 59.8% 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 >=13.8, <13.8.2, >=13.7, <13.7.6, >=12.2, <13.6.6

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

gitlab.com/gitlab-org/gitlab/-/issues/293733 (Broken Link)
hackerone.com/reports/1055816 (Permissions Required, Third Party Advisory)
gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22179.json (Vendor Advisory)

Frequently asked questions

What is CVE-2021-22179?: CVE-2021-22179 is a medium-severity vulnerability in GitLab, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.4/10. Published 2021-03-24.
How severe is CVE-2021-22179?: Medium severity. CVSS v3 base score is 5.4 out of 10.