CVE-2026-42137

6.5 MEDIUM
Published: May 09, 2026 Modified: May 18, 2026
View on NVD

Description

Kirby is an open-source content management system. Prior to versions 4.9.0 and 5.4.0, `pages.access/list` and `files.access/list` permissions are not consistently checked in the Panel and REST API. This issue has been patched in versions 4.9.0 and 5.4.0.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/getkirby/kirby/releases/tag/4.9.0
Source: security-advisories@github.com
Release Notes
https://github.com/getkirby/kirby/releases/tag/5.4.0
Source: security-advisories@github.com
Release Notes
https://github.com/getkirby/kirby/security/advisories/GHSA-85x2-r8xv-ww8c
Source: security-advisories@github.com
Patch Vendor Advisory

3 reference(s) from NVD

Quick Stats

CVSS v3 Score
6.5 / 10.0
EPSS (Exploit Probability)
0.3%
22th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

getkirby