CVE record · CVE-2026-15227

Missing Authorization Allows Editing of Foreign Reports

CVSS 5.3 MediumEPSS 0.0035 · 28th percentile

Published by the CVE Program (CNA: Checkmk) at 31 Jul 2026, 12:21 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Checkmk GmbH Checkmk
  • affected 2.5.0 to before 2.5.0p10 semver
  • affected 2.4.0 to before 2.4.0p35 semver
  • affected 2.3.0 to before 2.3.0p49 semver
  • affected 2.2.0 semver
Other versions: unaffected
Identifiers
CVE-2026-15227
CNA
Checkmk
Weakness (CWE)
CWE-862
Published
31 Jul 2026
Updated
31 Jul 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
5.3 Medium 4.0 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N CNA (Checkmk)
  • CISA KEV Not listed.
  • EPSS 0.0035, the 28th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 31 Jul 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.