What’s Vulnerable › Vulnerabilities

CVE-2021-22245

• Severity: low (CVSS 2.7 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: none known
• Published: 2021-08-25 · updated 2026-06-17
• Weakness: CWE-20

Description

Improper validation of commit author in GitLab CE/EE affecting all versions allowed an attacker to make several pages in a project impossible to view

Affected products

• GitLab: before 13.12.9; from 14.0.0 before 14.0.7; from 14.1.0 before 14.1.2 — fixed in 13.12.9, 14.0.7, 14.1.2

How to fix

Upgrade to a fixed version: GitLab 13.12.9, 14.0.7, 14.1.2. Check the vendor advisory for mitigations.

References

• https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22245.json
• https://gitlab.com/gitlab-org/gitlab/-/issues/255612
• https://hackerone.com/reports/987689
• https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22245.json
• https://gitlab.com/gitlab-org/gitlab/-/issues/255612
• https://hackerone.com/reports/987689

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