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CVE-2026-26989

MEDIUM

4.3

Descripcion

LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring tool. Versions 25.12.0 and below are affected by a Stored Cross-Site Scripting (XSS) vulnerability in the Alert Rules workflow. An attacker with administrative privileges can inject malicious scripts that execute in the browser context of any user who accesses the Alert Rules page. This issue has been fixed in version 26.2.0.

Detalles CVE

Puntuacion CVSS v3.14.3

SeveridadMEDIUM

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:L

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosHIGH

Interaccion usuarioREQUIRED

Publicado2/20/2026

Ultima modificacion2/20/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

librenms:librenms

Debilidades (CWE)

CWE-79

Referencias

https://github.com/librenms/librenms/commit/087608cf9f851189847cb8e8e5ad002e59170c58(security-advisories@github.com)

https://github.com/librenms/librenms/pull/19039(security-advisories@github.com)

https://github.com/librenms/librenms/releases/tag/26.2.0(security-advisories@github.com)

https://github.com/librenms/librenms/security/advisories/GHSA-6xmx-xr9p-58p7(security-advisories@github.com)

Correlaciones IOC

Sin correlaciones registradas

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