CVE-2026-3103 - Deletion of passwords via RestApi · CoreCVE

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MEDIUM

Deletion of passwords via RestApi

Published Mar 4, 2026

5.3

MEDIUM

CVSS 4.0

EPSS 0.30%

Description

A logic error in the remove_password() function in Checkmk GmbH's Checkmk versions <2.4.0p23, <2.3.0p43, and 2.2.0 (EOL) allows a low-privileged user to cause data loss.

Affected products

Vendor Checkmk GmbH Product Checkmk Default
unaffected
- Version
  2.2.0
  Status
  affected
  Constraints
  -
- Version
  2.3.0
  Status
  affected
  Constraints
  <2.3.0p43
- Version
  2.4.0
  Status
  affected
  Constraints
  <2.4.0p23

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

unaffected

Version	Status	Constraints
2.2.0	affected	-
2.3.0	affected	<2.3.0p43
2.4.0	affected	<2.4.0p23

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-863

Incorrect Authorization

References (2)

https://checkmk.com/werk/19041
MitigationVendor Advisory
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-9403
Advisory

Link	Providers	Tags
https://checkmk.com/werk/19041		MitigationVendor Advisory
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-9403		Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner Checkmk

Published Mar 4, 2026

Updated Mar 4, 2026

Reserved Feb 24, 2026

Link CVE-2026-3103

CISA Vulnrichment

Updated Mar 4, 2026

Status Analyzed

Modified Jun 17, 2026

Link CVE-2026-3103

Severity n/a

Public date n/a

Links CVE-2026-3103

Assigner Checkmk

Published Mar 4, 2026

Updated Mar 4, 2026

Exploited since n/a

Link EUVD-2026-9403