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5.4

In JetBrains YouTrack before 2021.3.21051, stored XSS is possible.

CVE-2021-43184 · published 4 years ago
Summary

In JetBrains YouTrack before 2021.3.21051, stored XSS is possible.

What to do
  • Update jetbrains youtrack to version 2021.3.21051 or later.
Affected software
VendorProductAffected versions
jetbrains youtrack < 2021.3.21051
cpe:2.3:a:jetbrains:youtrack:*:*:*:*:*:*:*:*
Original advisory text
In JetBrains YouTrack before 2021.3.21051, stored XSS is possible.
In JetBrains YouTrack before 2021.3.21051, stored XSS is possible.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker partial control (estimated)
Severity
5.4 Medium
Exploitation
<1% chance of attack within 30 days
Type
CWE-79Cross-site Scripting (XSS)
Timeline
Published9 Nov 2021
Updated4 Nov 2026
First seen29 Sep 2026
Sources
CVE-2021-43184 · NVD
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