Medium severity · published Dec 22, 2025
CVE-2025-68614
LibreNMS Alert Rule API Cross-Site Scripting Vulnerability
5.4
CVSS
3.9%
EPSS
No
On KEV
Description
LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring tool. Prior to version 25.12.0, the Alert Rule API is vulnerable to stored cross-site scripting. Alert rules can be created or updated via LibreNMS API. The alert rule name is not properly sanitized, and can be used to inject HTML code. This issue has been patched in version 25.12.0.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)3.9% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
librenms · librenms
< 25.12.0 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-68614
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-68614
Patch
https://github.com/librenms/librenms/commit/ebe6c79bf4ce0afeb575c1285afe3934e44001f1
Exploit
https://github.com/librenms/librenms/security/advisories/GHSA-c89f-8g7g-59wj
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