CVE-2026-9204: Server-Side Request Forgery (SSRF) in GitLab
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.10 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user to read arbitrary files from the Gitaly server and access internal network resources during repository import, due to insufficient validation of secondary URLs.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
GitLab CE/EE (Gitaly)to a version that resolves this vulnerability.Fixed in 18.10.8 - Upgrade
Upgrade
GitLab CE/EE (Gitaly)to a version that resolves this vulnerability.Fixed in 18.11.5 - Upgrade
Upgrade
GitLab CE/EE (Gitaly)to a version that resolves this vulnerability.Fixed in 19.0.2
Event History
Frequently Asked Questions
What is the severity of CVE-2026-9204?
The severity of CVE-2026-9204 is medium with a score of 6.5.
What type of vulnerability is CVE-2026-9204?
CVE-2026-9204 is a Server-Side Request Forgery (SSRF) vulnerability in GitLab.
How do I fix CVE-2026-9204?
To fix CVE-2026-9204, upgrade to GitLab versions 18.10.8, 18.11.5, 19.0.2 or above.
What versions of GitLab are affected by CVE-2026-9204?
CVE-2026-9204 affects all versions of GitLab CE/EE from 18.10 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2.
Can an unauthenticated user exploit CVE-2026-9204?
No, CVE-2026-9204 can only be exploited by authenticated users.