Craft CMS from 5.0.0 before 5.11.2 contains an authorization bypass vulnerability that allows unauthenticated attackers to read content from sites outside a GraphQL schema's Sites scope. Attackers can send a POST request to /actions/graphql/api selecting the localized field without the siteId argument to disclose out-of-scope site content.
History

Sun, 08 Nov 2026 15:00:00 +0000

Type Values Removed Values Added
First Time appeared Craftcms cms
Vendors & Products Craftcms cms

Sun, 08 Nov 2026 13:30:00 +0000

Type Values Removed Values Added
Description Craft CMS from 5.0.0 before 5.11.2 contains an authorization bypass vulnerability that allows unauthenticated attackers to read content from sites outside a GraphQL schema's Sites scope. Attackers can send a POST request to /actions/graphql/api selecting the localized field without the siteId argument to disclose out-of-scope site content.
Title Craft CMS before 5.11.2 GraphQL Sites Scope Bypass via localized Field
First Time appeared Craftcms
Craftcms craft Cms
Weaknesses CWE-862
CPEs cpe:2.3:a:craftcms:craft_cms:*:*:*:*:*:*:*:*
Vendors & Products Craftcms
Craftcms craft Cms
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-11-08T13:15:23.977Z

Updated: 2026-11-08T13:15:23.977Z

Reserved: 2026-11-08T02:12:19.300Z

Link: CVE-2026-124426

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-08T14:18:08.350

Modified: 2026-11-08T14:18:08.350

Link: CVE-2026-124426

cve-icon Redhat

No data.