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CVE PROGRAM SOURCE RECORD4.6 Medium

CVE-2026-100755

Acceptance of Extraneous Untrusted Data With Trusted Data in GitLab

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 16.2 before 19.2.8, 19.3 before 19.3.5, and 19.4 before 19.4.2 that, under certain deployment configurations, could have allowed an authenticated user to poison cached page content served to other users due to improper cache key construction.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

GitLab GitLab

Default version status: unaffected

  • 16.2 to < 19.2.8affected
  • 19.3 to < 19.3.5affected
  • 19.4 to < 19.4.2affected

References