Vulnerability record · CVE-2026-54005 · published 9 July 2026

CVE-2026-54005: Missing authorization vulnerability

Kirby is an open-source content management system. Prior to 4.9.4 and 5.4.4, Kirby sites where a role has the pages.access permission disabled allowed authenticated users who know or guess page IDs or UUIDs to retrieve page information, including full content and metadata, for arbitrary published pages through the /api/site/find route without authorization to access those pages. This issue is fixed in versions 4.9.4 and 5.4.4.

7.1 CVSS 4.0 High EPSS 0.43% · top 65.5% CWE-862 · Missing authorization Deferred

7.1CVSS 4.0 base score

0.43%EPSS exploitation probability, 30 days

NoNot in CISA KEV

0Affected product versions listed by NVD

5References

14 Jul 2026Last modified by NVD

Description

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

Link	Tags
https://github.com/getkirby/kirby/commit/a16dbd4329293c2c4b9a375d2badcb27c6337004
https://github.com/getkirby/kirby/commit/b22d0b64b6478ce6871dc7ec3368d7afaf078688
https://github.com/getkirby/kirby/releases/tag/4.9.4
https://github.com/getkirby/kirby/releases/tag/5.4.4
https://github.com/getkirby/kirby/security/advisories/GHSA-r3w8-2c5r-h9j9

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Source: NIST National Vulnerability Database (record CVE-2026-54005), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.