LibreNMS up to 25.9.x Alert Rules Page cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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3.6$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in LibreNMS up to 25.9.x. Impacted is an unknown function of the component Alert Rules Page. The manipulation results in cross site scripting. This vulnerability is reported as CVE-2025-62412. The attack can be launched remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, was found in LibreNMS up to 25.9.x. Affected is an unknown code block of the component Alert Rules Page. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as 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. This is going to have an impact on integrity. CVE summarizes:

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.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2025-62412 since 10/13/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. Additional levels of successful authentication are required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading to version 25.10.0 eliminates this vulnerability. Applying the patch dccdf6769976a974d70f06a7ce8d5a846b29db6f is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.6

VulDB Base Score: 2.4
VulDB Temp Score: 2.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 4.8
NVD Vector: 🔒

CNA Base Score: 3.8
CNA Vector (GitHub_M): 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: LibreNMS 25.10.0
Patch: dccdf6769976a974d70f06a7ce8d5a846b29db6f

Timelineinfo

10/13/2025 CVE reserved
10/16/2025 +3 days Advisory disclosed
10/16/2025 +0 days VulDB entry created
10/25/2025 +9 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-6g2v-66ch-6xmh
Status: Confirmed

CVE: CVE-2025-62412 (🔒)
GCVE (CVE): GCVE-0-2025-62412
GCVE (VulDB): GCVE-100-328872

Entryinfo

Created: 10/16/2025 21:59
Updated: 10/25/2025 09:28
Changes: 10/16/2025 21:59 (66), 10/25/2025 09:28 (11)
Complete: 🔍
Cache ID: 216::103

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