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CVE-2026-8833

Checkmk

Descripción

Improper neutralization of HTML-encoded characters in the URL validation function in Checkmk <2.5.0p5, <2.4.0p31, <2.3.0p48, and all 2.2.0 versions allows an authenticated user to bypass URL validation and inject malicious URLs such as javascript: URIs, resulting in cross-site scripting when another user interacts with the crafted link.

CVSS 5.4EPSS 0.13999999999999999%Riesgo 0.55
Ver fuente
Publicación
2026-06-08 13:16:33
Versiones afectadas
cannotmatch
Tipo
Installed app
Última modificación
2026-07-23 07:10:00
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N