CVE-2025-47931

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.

Published: May 19, 2025
Updated: Aug 11, 2025
CVE: CVE-2025-47931
GHSA: GHSA-hxw5-9cc5-cmw5
Severity: Low
Exploit:

CVSS v3:

Severity: Medium
Score: 6.1
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CWEs:

CWE-79

OWASP TOP 10:

A7 - Cross-Site Scripting (XSS)

Affected Software
References

Software	From	Fixed in
librenms / librenms	-	25.5.0
librenms / librenms	-	25.5.0

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

Vulnerability Database

CVE-2025-47931

Deep Security Visibility Without the Complexity