XSS in Librenms

CVE-2025-62412

LibreNMS is a community-based GPL-licensed network monitoring system. The alert rule name in the Alerts > Alert Rules page is not properly sanitized, and can be used to inject HTML code. This vulnerability is fixed in 25.10.0.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (16.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.8 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-62412?
CVE-2025-62412 is a low-severity vulnerability in Librenms, classified under Cross-site Scripting. CVSS score: 3.8/10. Published 2025-10-16.
How severe is CVE-2025-62412?
Low severity. CVSS v3 base score is 3.8 out of 10.