XSS in Librenms

CVE-2025-68614

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.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.039 (89.9th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 89.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-68614: held from 0.039 to 0.039.

EPSS over last 30 days · oldest: 0.039 · newest: 0.039 · change: -0.001

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-68614?
CVE-2025-68614 is a medium-severity vulnerability in Librenms, classified under Cross-site Scripting. CVSS score: 4.3/10. Published 2025-12-23.
How severe is CVE-2025-68614?
Medium severity. CVSS v3 base score is 4.3 out of 10.