CVE-2026-42137

EUVD-2026-28889
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 21%
Affected Products (NVD)
VendorProductVersion
getkirbykirby
𝑥
< 4.9.0
getkirbykirby
5.0.0 ≤
𝑥
< 5.4.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/getkirby/kirby/releases/tag/4.9.0
https://github.com/getkirby/kirby/releases/tag/5.4.0
https://github.com/getkirby/kirby/security/advisories/GHSA-85x2-r8xv-ww8c