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CVE-2025-32919VulnerabilityPublished Updated

CVE-2025-32919: Checkmk · Uncontrolled Search Path Element

Affects CheckmkSource CVE Database V5

0

Not known to be exploited · CVSS 8.8 High.

Data as of 26 Oct 2026, 08:30 UTC

CVSS 4.0 base score
8.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 18% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 9 Oct 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Checkmk GmbH CheckmkAffected
  • =2.4.0
  • =2.3.0
  • =2.2.0
  • =2.1.0
Fixed in–

AI-suggested

1. Apply official patches from Checkmk as soon as they become available for the affected versions (2.4.0p13, 2.3.0p38, 2.2.0p46 or later). 2. Until patches are applied, restrict local user access on Windows hosts running Checkmk agents to trusted administrators only. 3. Audit and harden permissions on temporary directories used by the Checkmk Windows License plugin to prevent unauthorized file creation or modification. 4. Implement application whitelisting or endpoint protection solutions to detect or block unauthorized execution of code from temporary directories. 5. Monitor logs for unusual activity related to the Checkmk agent or Windows License plugin, including unexpected file creations or executions in temp paths. 6. Consider isolating critical monitoring hosts and applying network segmentation to limit lateral movement opportunities. 7. Educate system administrators about the risk and ensure timely updates of monitoring software. 8. Review and tighten local privilege assignments to minimize the number of users with low-level access that could exploit this vulnerability.

Description

Use of an insecure temporary directory in the Windows License plugin for the Checkmk Windows Agent allows Privilege Escalation. This issue affects Checkmk: from 2.4.0 before 2.4.0p13, from 2.3.0 before 2.3.0p38, from 2.2.0 before 2.2.0p46, and all versions of 2.1.0 (EOL).

References

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