What is GHSA-w4j5-4hxh-9mhv?

GHSA-w4j5-4hxh-9mhv is a security advisory published by GitHub Security Advisories with Critical severity. Path traversal in the discovered host label synchronization in Checkmk \u003c2.5.0p19, \u003c2.4.0p40 and 2...

Which CVE IDs does GHSA-w4j5-4hxh-9mhv cover?

GHSA-w4j5-4hxh-9mhv covers the following CVE IDs: CVE-2026-118965. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-w4j5-4hxh-9mhvCritical

Path traversal in the discovered host label synchronization in Checkmk <2.5.0p19, <2.4.0p40 and 2...

Vendor

GitHub Security Advisories

Published

November 11, 2026

Last Modified

November 11, 2026

🔗 CVE IDs covered (1)

CVE-2026-118965 →

📋 Description

Path traversal in the discovered host label synchronization in Checkmk <2.5.0p19, <2.4.0p40 and 2.3.0 (EOL) allows an attacker in control of a remote site in a distributed monitoring setup to write arbitrary files on the central site and thereby execute code as the central site user.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-118965
https://checkmk.com/werk/22120
https://github.com/advisories/GHSA-w4j5-4hxh-9mhv