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CVE-2025-55296GHSA-VXQ6-8CWM-WJ99

LibreNMS allows stored XSS in Alert Template name field

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 25.8.0
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: poc
  • Automatable: no
  • Technical impact: partial

Summary

librenms is a community-based GPL-licensed network monitoring system. A stored Cross-Site Scripting (XSS) vulnerability exists in LibreNMS (<= 25.6.0) in the Alert Template creation feature. This allows a user with the admin role to inject malicious JavaScript, which will be executed when the template is rendered, potentially compromising other admin accounts. This vulnerability is fixed in 25.8.0.

Timeline

  1. CVE published
  2. CISA SSVC assessment

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

  3. Record last updated
  4. EPSS reached 10%

    FIRST estimates at least a 10% chance of exploitation in the next 30 days

Affected versions

  • librenms librenms

    fixed in 25.8.0

  • librenms/librenmsPackagist

    fixed in 25.8.0

References 2

GitHub · librenms/librenms