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  5. GHSA-q355-h244-969h

GHSA-q355-h244-969h: Komari vulnerable to Cross-site WebSocket Hijacking

August 12, 2025

WebSocket upgrader has disabled origin checking, enabling Cross-Site WebSocket Hijacking (CSWSH) attacks against authenticated users

References

  • github.com/advisories/GHSA-q355-h244-969h
  • github.com/komari-monitor/komari
  • github.com/komari-monitor/komari/blob/bd5a6934e1b79a12cf1e6a9bba5372d0e04f3abc/api/terminal.go
  • github.com/komari-monitor/komari/commit/53171affcaf050145810efaaef420651a6e630be
  • github.com/komari-monitor/komari/releases/tag/1.0.4-fix2
  • github.com/komari-monitor/komari/security/advisories/GHSA-q355-h244-969h

Code Behaviors & Features

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Affected versions

All versions before 0.0.0-20250809073044-53171affcaf0

Fixed versions

  • 0.0.0-20250809073044-53171affcaf0

Solution

Upgrade to version 0.0.0-20250809073044-53171affcaf0 or above.

Weakness

  • CWE-1385: Missing Origin Validation in WebSockets

Source file

go/github.com/komari-monitor/komari/GHSA-q355-h244-969h.yml

Spotted a mistake? Edit the file on GitLab.

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