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CVE-2021-39887

A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8.4 and above allowed an attacker to exe

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 14.1.7, 14.2.5, 14.3.1
None on Exploit-DB, Metasploit or GitHub

Summary

A stored Cross-Site Scripting vulnerability in the GitLab Flavored Markdown in GitLab CE/EE version 8.4 and above allowed an attacker to execute arbitrary JavaScript code on the victim's behalf.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • GitLab GitLab

    From 8.4 · fixed in 14.1.7; From 14.2 · fixed in 14.2.5; From 14.3 · fixed in 14.3.1

References 3

gitlab.com

hackerone.com