LibreNMS up to 25.10.x HTTP Response /maps/nodeimage Image Name cross site scripting

Summaryinfo

A vulnerability classified as problematic has been found in LibreNMS up to 25.10.x. Affected by this issue is some unknown functionality of the file /maps/nodeimage of the component HTTP Response Handler. This manipulation of the argument Image Name causes cross site scripting. This vulnerability is registered as CVE-2025-65013. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in LibreNMS up to 25.10.x and classified as problematic. Affected by this vulnerability is some unknown processing of the file /maps/nodeimage of the component HTTP Response Handler. The manipulation of the argument Image Name with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. The summary by CVE is:

LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring tool. Prior to version 25.11.0, a reflected cross-site scripting (XSS) vulnerability was identified in the LibreNMS application at the /maps/nodeimage endpoint. The Image Name parameter is reflected in the HTTP response without proper output encoding or sanitization, allowing an attacker to craft a URL that, when visited by a victim, causes arbitrary JavaScript execution in the victim’s browser. This issue has been patched in version 25.11.0.

The advisory is shared at github.com. This vulnerability is known as CVE-2025-65013 since 11/13/2025. The exploitation appears to be easy. The attack can be launched remotely. The exploitation requires an enhanced level of successful authentication. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

Upgrading to version 25.11.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-198061). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

• LibreNMS

Version

• 25.0
• 25.1
• 25.2
• 25.3
• 25.4
• 25.5
• 25.6
• 25.7
• 25.8
• 25.9
• 25.10

License

• open-source

Website

• Product: https://github.com/librenms/librenms/

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion