CVE-2024-47092: Insecure deserialization and improper certificate validation in Checkmk Exchange plugin check-mk-api prior to

Q: How do I fix CVE-2024-47092?

check mk python api: upgrade to 5.8.1. Exact commands for each OS are on this page.

Q: Is CVE-2024-47092 being exploited?

CVE-2024-47092 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2024-47092 affect?

CVE-2024-47092 affects check mk python api. Severity is critical (CVSS 9.8). Insecure deserialization and improper certificate validation in Checkmk Exchange plugin check-mk-api prior to 5.8.1

Q: How urgent is CVE-2024-47092?

Priority 47/100. Critical severity; Remotely exploitable, no login, no user action

This month

CRITICAL 9.8REMOTEUPGRADE

CVE-2024-47092 is a critical-severity flaw (CVSS 9.8) affecting check mk python api. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Insecure deserialization and improper certificate validation in Checkmk Exchange plugin check-mk-api prior to 5.8.1

Why this priority

Critical severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 68%)
CISA exploited list	No
Weakness	CWE-502
Published	2025-03-03
Last modified	2026-06-17

Publisher (CNA): Checkmk GmbH · Vendor: heinlein-support

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-03-03 14:15 UTCPublished CVE record published
2026-06-17 07:56 UTCUpdated Record last modified

heinlein-support check mk python api UPGRADE

Affected: < 5.8.1

Fixed in: 5.8.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy check-mk-python-api || rpm -q check-mk-python-api || check-mk-python-api --version

2. UPGRADE to 5.8.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade check-mk-python-api

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade check-mk-python-api

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-47092?

check mk python api: upgrade to 5.8.1. Exact commands for each OS are on this page.

Is CVE-2024-47092 being exploited?

CVE-2024-47092 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-47092 affect?

CVE-2024-47092 affects check mk python api. Severity is critical (CVSS 9.8). Insecure deserialization and improper certificate validation in Checkmk Exchange plugin check-mk-api prior to 5.8.1

How urgent is CVE-2024-47092?

Priority 47/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

Python vulnerabilities

Related CVEs

CVE-2025-58124 MEDIUM 4.8 MITIGATE Improper Certificate Validation in Checkmk Exchange plugin check-mk-api allows attackers in MitM position to i

References

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