CVE-2026-33159

MEDIUM SEVERITY

CVSS Score & Metrics

Base Score

6.5 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N                                    

Vulnerability 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.

Vulnerability Details

Published Date

March 24, 2026

Last Modified

March 26, 2026

CWE ID

CWE-306

Source

NVD

Vendor

craftcms

Product

cms

External References

https://github.com/craftcms/cms/commit/7f0ead833f7c2b91ae12003caad833479dd08592
https://github.com/craftcms/cms/releases/tag/4.17.8
https://github.com/craftcms/cms/releases/tag/5.9.14
https://github.com/craftcms/cms/security/advisories/GHSA-6mrr-q3pj-h53w

CVE-2026-33159

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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