What’s Vulnerable › Vulnerabilities

CVE-2021-22203

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-04-02 · updated 2026-06-17

Description

An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.7.9 before 13.8.7, all versions starting from 13.9 before 13.9.5, and all versions starting from 13.10 before 13.10.1. A specially crafted Wiki page allowed attackers to read arbitrary files on the server.

Affected products

• GitLab: from 13.7.9 before 13.8.7; from 13.9.0 before 13.9.5; 13.10.0 — fixed in 13.8.7, 13.9.5

How to fix

Upgrade to a fixed version: GitLab 13.8.7, 13.9.5. Check the vendor advisory for mitigations.

References

• https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22203.json
• https://gitlab.com/gitlab-org/gitlab/-/issues/320919
• https://hackerone.com/reports/1098793
• https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22203.json
• https://gitlab.com/gitlab-org/gitlab/-/issues/320919
• https://hackerone.com/reports/1098793

Get alerted when CVE-2021-22203 or the next vulnerability affects your stack