CVE-2026-1230

Summary

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.

Affected Software

VendorProductVersion RangeStatus
GitLabGitLab1.0 < 18.7.6affected
GitLabGitLab18.8 < 18.8.6affected
GitLabGitLab18.9 < 18.9.2affected

Weaknesses

  • CWE-706: CWE-706: Use of Incorrectly-Resolved Name or Reference

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: no
    • Technical Impact: partial

References