CVE-2025-6454: Server-Side Request Forgery (SSRF) in GitLab
An issue has been discovered in GitLab CE/EE affecting all versions from 16.11 before 18.1.6, 18.2 before 18.2.6, and 18.3 before 18.3.2 that could have allowed authenticated users to make unintended internal requests through proxy environments by injecting crafted sequences.
Other sources
GitLab has remediated an issue that could have allowed authenticated users to make unintended internal requests through proxy environments by injecting crafted sequences.
— GitLab
Affected Software
Remediation
Information
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2025-6454?
CVE-2025-6454 is classified as a medium-severity vulnerability.
Who is affected by CVE-2025-6454?
CVE-2025-6454 affects all versions of GitLab CE/EE from 16.11 before 18.1.6, 18.2 before 18.2.6, and 18.3 before 18.3.2.
How do I fix CVE-2025-6454?
To fix CVE-2025-6454, upgrade to GitLab CE/EE version 18.1.6, 18.2.6, or 18.3.2 or later.
What type of attack does CVE-2025-6454 allow?
CVE-2025-6454 could allow authenticated users to make unintended internal requests through proxy environments.
Is CVE-2025-6454 exploitable without authentication?
No, CVE-2025-6454 requires authentication to exploit the vulnerability.