PT-2026-29255 · Checkmk Gmbh · Checkmk

Published 2026-03-31 · Updated 2026-03-31 · CVE-2026-33276

NVD

CVSS v4.0

8.6

High

AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Stored cross-site scripting (XSS) in Checkmk 2.5.0 (beta) before 2.5.0b2 allows authenticated users with permission to create hosts or services to execute arbitrary JavaScript in the browsers of other users performing searches in the Unified Search feature.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-33276

Affected Products

Checkmk

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-33276 · Security Note
• https://checkmk.com/werk/19525 · Note