CVE-2025-55296
Medium · 5.5LibreNMS allows stored XSS in Alert Template name field
CVSS
5.5
EPSS
14.8%
Published
Aug 18, 2025
CISA due date
—
The record
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. ---
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| Packagist | librenms/librenms | 0 | 25.8.0 |
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