What’s Vulnerable › Vulnerabilities

CVE-2026-33457: Potential livestatus injection in prediction graph page

• Severity: medium (CVSS 6.3 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 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.

Affected products

• Checkmk GmbH Checkmk: 2.3.0, 2.3.0-b1, 2.3.0-b2, 2.3.0-b3, 2.3.0-b4, 2.3.0-b5 (+82)

References

• https://checkmk.com/werk/17990

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