What’s Vulnerable › Vulnerabilities

CVE-2022-4205

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-01-27 · updated 2026-06-17
• Weakness: CWE-843

Description

In Gitlab EE/CE before 15.6.1, 15.5.5 and 15.4.6 using a branch with a hexadecimal name could override an existing hash.

Affected products

• GitLab: from 1.0.0 before 12.9.8; from 15.5.0 before 15.5.5; 15.6.0 — fixed in 12.9.8, 15.5.5

How to fix

Upgrade to a fixed version: GitLab 12.9.8, 15.5.5. Check the vendor advisory for mitigations.

References

• https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-4205.json
• https://gitlab.com/gitlab-org/gitlab/-/issues/374082
• https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-4205.json
• https://gitlab.com/gitlab-org/gitlab/-/issues/374082

Get alerted when CVE-2022-4205 or the next vulnerability affects your stack