Medium severityNVD Advisory· Published Jul 9, 2026· Updated Jul 10, 2026
CVE-2026-54004
CVE-2026-54004
Description
Kirby is an open-source content management system. Prior to 4.9.4 and 5.4.4, Kirby sites with content.fileRedirects enabled could redirect unauthenticated clean file URL requests for files stored in top-level draft pages to physical media URLs without checking page access permissions or preview tokens, leading to disclosure of draft file contents. This issue is fixed in versions 4.9.4 and 5.4.4.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
getkirby/cmsPackagist | < 4.9.4 | 4.9.4 |
getkirby/cmsPackagist | >= 5.0.0-alpha.1, < 5.4.4 | 5.4.4 |
Affected products
1Patches
Vulnerability mechanics
References
6- github.com/advisories/GHSA-89cp-7p28-jffgghsaADVISORY
- github.com/getkirby/kirby/releases/tag/4.9.4nvdWEB
- github.com/getkirby/kirby/releases/tag/5.4.4nvdWEB
- github.com/getkirby/kirby/security/advisories/GHSA-89cp-7p28-jffgnvdWEB
- github.com/getkirby/kirby/commit/5b9a0ed587575e39156d37fa42ca7f6c73e121f7nvd
- github.com/getkirby/kirby/commit/bc721080cd8dd4dcb7fc20b3fd0460ee8d0603b0nvd
News mentions
1- Kirby CMS: Seven Bugs Patched in One Advisory, Including Critical Auth BypassVypr Intelligence · Jun 18, 2026