# CVE-2026-33455

## Summary

- **CVE ID:** CVE-2026-33455
- **Severity:** MEDIUM
- **CVSS Score:** 5.3 (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)
- **CWE:** CWE-140
- **Published:** Apr 10, 2026
- **Last Modified:** Apr 14, 2026

## Description

Livestatus injection in the monitoring quicksearch in Checkmk <2.5.0b4 allows an authenticated attacker to inject livestatus commands via the search query due to insufficient input sanitization in search filter plugins.

## Affected Products

- Checkmk GmbH — Checkmk (2.5.0)

## References

- [CNA](https://checkmk.com/werk/17988)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.18%
- **EPSS Percentile:** 7.1

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._