High severityGHSA Advisory· Published May 9, 2026· Updated May 12, 2026
CVE-2026-42137
CVE-2026-42137
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.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
getkirby/cmsPackagist | < 4.9.0 | 4.9.0 |
getkirby/cmsPackagist | >= 5.0.0, < 5.4.0 | 5.4.0 |
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
4News mentions
0No linked articles in our index yet.