PT-2026-31900 · Checkmk Gmbh · Checkmk

Published 2026-04-10 · Updated 2026-04-10 · CVE-2026-33457

Mitre

CVSS v4.0

5.3

Medium

AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Livestatus injection in the prediction graph page in Checkmk <2.5.0b4, <2.4.0p26, and <2.3.0p47 allows an authenticated user to inject arbitrary Livestatus commands via a crafted service name parameter due to insufficient sanitization of the service description value.

Fix

Weakness Enumeration

CWE-140

Related Identifiers

CVE-2026-33457

Affected Products

Checkmk

References · 3

• https://checkmk.com/werk/17990 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-33457 · Security Note
• https://twitter.com/CVEnew/status/2042561713636282506 · Twitter Post