All vulnerabilities

Servers and applications

CVE-2026-1230

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 1.0 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user to cause repository downloads to contain different code than displayed in the web interface due to incorrect validation of branch references under certain circumstances.

Severity
Medium 6.5
Published
11 Mar 2026
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Fixed in
18.7.6, 18.8.6, 18.9.2
Sources
NVD

Affected software

SoftwareAffected versions
GitLabServers and applications · cpe:a:gitlab:gitlab
  • From 1.0.0 before 18.7.6
  • From 18.8.0 before 18.8.6
  • From 18.9.0 before 18.9.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2026-1230
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-1230