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CVE-2023-3500

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

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 16.0.8, 16.1.3, 16.2.2
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: poc
  • Automatable: no
  • Technical impact: partial

Summary

An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.0 before 16.0.8, all versions starting from 16.1 before 16.1.3, all versions starting from 16.2 before 16.2.2. A reflected XSS was possible when creating specific PlantUML diagrams that allowed the attacker to perform arbitrary actions on behalf of victims.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: poc · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • GitLab GitLab

    From 10.0 · fixed in 16.0.8; From 16.1 · fixed in 16.1.3; From 16.2 · fixed in 16.2.2

References 2

gitlab.com

hackerone.com