CVE-2025-64997

mediumpriority · track · 26EPSS 0.002 · 15 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.24% (15th) EPSS

CVSS 6.5 · medium

Is it mine?

11 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

Insufficient permission validation in Checkmk versions prior to 2.4.0p17 and 2.3.0p42 allow low-privileged users to view agent information via the REST API, which could lead to information disclosure.

cvss

Technical severity, 0–10. One row per scoring source.

6.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 2.3–6.5

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 3.6

v4.06.3mediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:H/SI:N/SA:Nsecondary · ENISA EU

v4.06.3mediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · security@checkmk.com

v4.02.3lowCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:H/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Xsecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-280US

affected products (11)

Products and version ranges known to be affected.

Checkmk Checkmk <2.3.0p42all versionscert_bundDE
Checkmk Checkmk <2.4.0p17all versionscert_bundDE
Checkmk Checkmk <2.5.0b1all versionscert_bundDE
Checkmk Checkmk< 2.3.0p42cert_bundDE
Checkmk Checkmk< 2.4.0p17cert_bundDE
Checkmk Checkmk< 2.5.0b1cert_bundDE
Checkmk GmbH Checkmk2.3.0 → 2.3.0p42enisa_euvdEU
Checkmk GmbH Checkmk2.4.0 → 2.4.0p17enisa_euvdEU
checkmk checkmk= 2.2.0nvdUScpe:2.3:a:checkmk:checkmk:*:*:*:*:*:*:*:*
checkmk checkmk= 2.3.0nvdUScpe:2.3:a:checkmk:checkmk:*:*:*:*:*:*:*:*
checkmk checkmk= 2.4.0nvdUScpe:2.3:a:checkmk:checkmk:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2025-2743Checkmk: Schwachstelle ermöglicht Offenlegung von InformationenDeutsch2025-12-04csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in Checkmk ausnutzen, um Informationen offenzulegen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd NVD CVE.org MITRE

published 2025-12-18modified 2026-06-17

references (3)

External citations — patches, advisories, analysis.

scry

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