Medium severity · published May 17, 2025
CVE-2025-47931
LibreNMS is PHP/MySQL/SNMP based network monitoring software
6.1
CVSS
10.1%
EPSS
No
On KEV
Description
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)10.1% · higher than 96% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Librenms · Librenms
before 25.5.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-47931
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-47931
Product
https://github.com/librenms/librenms/blob/25.4.0/includes/html/pages/addhost.inc.php#L284
Patch
https://github.com/librenms/librenms/commit/88fe1a7abdb500d9a2d4c45f9872df54c9ff8062
Issue Tracking
https://github.com/librenms/librenms/pull/17603
Exploit
https://github.com/librenms/librenms/security/advisories/GHSA-hxw5-9cc5-cmw5
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