CVE-2025-55296
LibreNMS allows stored XSS in Alert Template name field
MEDIUM 5.4EPSS 14.8%
librenms is a community-based GPL-licensed network monitoring system. A stored Cross-Site Scripting (XSS) vulnerability exists in LibreNMS (<= 25.6.0) in the Alert Template creation feature. This allows a user with the admin role to inject malicious JavaScript, which will be executed when the template is rendered, potentially compromising other admin accounts. This vulnerability is fixed in 25.8.0.
- Affected
- librenms
- CVSS v3.1 NVD
- 5.4 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS v3.1 GITHUB
- 5.5 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N - EPSS
- 14.81% chance of exploitation in the next 30 days, 97th percentile
- Published
- 2025-08-18