CVE-2026-8593: medium-severity vulnerability in Checkmk
Fix Business Intelligence API Pack permission
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.3epss 0.4%
Improper permission enforcement in Checkmk versions 2.5.0 before 2.5.0p9, 2.4.0 before 2.4.0p34, 2.3.0 before 2.3.0p49, and 2.2.0 (EOL) allows users without permissions to view and modify BI packs and rules
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Affected products
Checkmk GmbH · CheckmkRelated CVEs — Checkmk
In the same product, most dangerous first.
CVE-2023-31209HIGHCommand injection via active checks and REST APIEPSS 1.1%CVE-2023-31208HIGHLivestatus command injection in RestAPIEPSS 1.0%CVE-2023-6157HIGHLivestatus injection in ajax_searchEPSS 0.9%CVE-2024-38865MEDIUMLivestatus command injection in RestAPIEPSS 0.9%CVE-2023-6156HIGHLivestatus injection in availability timelineEPSS 0.9%CVE-2025-1712HIGHArbitrary file write with vcrtraceEPSS 0.8%
References
https://checkmk.com/werk/16918