What’s Vulnerable › Vulnerabilities

CVE-2021-39879

• Severity: low (CVSS 3.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-10-04 · updated 2026-06-17
• Weakness: CWE-306

Description

Missing authentication in all versions of GitLab CE/EE since version 7.11.0 allows an attacker with access to a victim's session to disable two-factor authentication

Affected products

• GitLab: from 7.11.0 before 14.1.7 — fixed in 14.1.7

How to fix

Upgrade to a fixed version: GitLab 14.1.7. Check the vendor advisory for mitigations.

References

• https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39879.json
• https://gitlab.com/gitlab-org/gitlab/-/issues/338825
• https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39879.json
• https://gitlab.com/gitlab-org/gitlab/-/issues/338825

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