🛡️ CVE-2026-33457 — checkmk

🟡 CVSS 6.3 — Medium ✅ No Known Exploit CWE-140 NVD
6.3
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

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.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs low-level privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality low, integrity low, availability low.

Affected software

CVE-2026-33457 is recorded against 1 package.

  • checkmk

Timeline and source

Published on 10 April 2026 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

checkmk.com

CVE-2026-33457 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity MEDIUM
CVSS Score 6.3
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CWE CWE-140
Public Exploit ✅ No
Source NVD
Published 2026-04-10
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
checkmk — —

References

Similar Threats

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