What’s Vulnerable › Vulnerabilities
CVE-2026-33456: Potential livestatus injection in notification test
- Severity: high (CVSS 7.6 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-04-10 · updated 2026-10-23
- Weakness: CWE-140
Description
Livestatus injection in the notification test mode in Checkmk <2.5.0b4 and <2.4.0p26 allows an authenticated user with access to the notification test page to inject arbitrary Livestatus commands via a crafted service description.
Affected products
- Checkmk GmbH Checkmk: 2.4.0, 2.4.0-b1, 2.4.0-b2, 2.4.0-b3, 2.4.0-b4, 2.4.0-b5 (+29)
References
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