CVE-2026-33457

EUVD-2026-21346
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
CheckmkCNA
5.3 MEDIUM
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
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
checkmkcheckmk
2.4.0 ≤
𝑥
≤ 2.4.0p25
CNA
checkmkcheckmk
2.3.0 ≤
𝑥
≤ 2.3.0p46
CNA
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
check-mk
bionic
needs-triage
jammy
dne
noble
dne
questing
dne
xenial
needs-triage
Common Weakness Enumeration
References
https://checkmk.com/werk/17990