CVE-2026-33159

6.5 MEDIUM
Published: March 24, 2026 Modified: March 26, 2026
View on NVD

Description

Craft CMS is a content management system (CMS). From version 4.0.0-RC1 to before version 4.17.8 and from version 5.0.0-RC1 to before version 5.9.14, guest users can access Config Sync updater index, obtain signed data, and execute state-changing Config Sync actions (regenerate-yaml, apply-yaml-changes) without authentication. This issue has been patched in versions 4.17.8 and 5.9.14.

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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:N/UI:N/S:U/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/craftcms/cms/releases/tag/4.17.8
Source: security-advisories@github.com
Release Notes
https://github.com/craftcms/cms/releases/tag/5.9.14
Source: security-advisories@github.com
Release Notes
https://github.com/craftcms/cms/security/advisories/GHSA-6mrr-q3pj-h53w
Source: security-advisories@github.com
Vendor Advisory

4 reference(s) from NVD

Quick Stats

CVSS v3 Score
6.5 / 10.0
EPSS (Exploit Probability)
0.1%
24th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

craftcms