CVE-2025-47931lowCWE-79

LibreNMS stored Cross-site Scripting vulnerability in poller group name

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 2.1epss 12%

exploitation probability

12%top 4% of all CVEs

observed exploitation

nono source reports it

LibreNMS is PHP/MySQL/SNMP based network monitoring software. LibreNMS v25.4.0 and prior suffers from a Stored Cross-Site Scripting (XSS) Vulnerability in the `group name` parameter of the `http://localhost/poller/groups` form. This vulnerability allows attackers to inject malicious scripts into web pages viewed by other users. LibreNMS v25.5.0 contains a patch for the issue.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P

Affected products

librenms · librenms

References

https://github.com/librenms/librenms/blob/25.4.0/includes/html/pages/addhost.inc.php#L284 https://github.com/librenms/librenms/commit/88fe1a7abdb500d9a2d4c45f9872df54c9ff8062 https://github.com/librenms/librenms/pull/17603 https://github.com/librenms/librenms/security/advisories/GHSA-hxw5-9cc5-cmw5