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CVE PROGRAM SOURCE RECORD5.4 Medium

CVE-2026-2973

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

Read JSON ↗CVE.org ↗
Status
Published
Published
Updated
Assigning organization
GitLab

Description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.7 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an authenticated user to execute arbitrary JavaScript in a user's browser due to improper sanitization of entity-encoded content in Mermaid diagrams.

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

  • 17.7 to < 18.8.7affected
  • 18.9 to < 18.9.3affected
  • 18.10 to < 18.10.1affected

References