{"id":"CVE-2026-112776","title":"Craft CMS 5.0.0 before 5.11.0 GraphQL Site-Scope Bypass via Mutations","summary":"Craft CMS from 5.0.0 before 5.11.0 contains an authorization bypass vulnerability that allows site-scoped GraphQL tokens to mutate other sites' content because requireAllowedSite() is not enforced. Attackers holding a site-A token can cr…","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-863"],"vendor":"craftcms","product":"cms","affected":["cms >= 5.0.0 < 5.11.0"],"published":"2026-10-19","updated":"2026-10-19","sourceUpdated":"2026-10-19T19:10:53.896Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-112776","references":[{"url":"https://github.com/craftcms/cms/security/advisories/GHSA-7rr3-4jcm-x526","label":"GitHub Security Advisory (GHSA-7rr3-4jcm-x526)"},{"url":"https://www.vulncheck.com/advisories/craft-cms-5.0.0-before-5.11.0-graphql-site-scope-bypass-via-mutations","label":"VulnCheck Advisory: Craft CMS 5.0.0 before 5.11.0 GraphQL Site-Scope Bypass via Mutations"}],"tags":["cve.org"],"ingestedAt":"2026-10-19T19:38:06.461Z","slug":"CVE-2026-112776","body":"## Overview\n\nCraft CMS from 5.0.0 before 5.11.0 contains an authorization bypass vulnerability that allows site-scoped GraphQL tokens to mutate other sites' content because requireAllowedSite() is not enforced. Attackers holding a site-A token can create entries in site B via supplied siteId and delete entries, categories, tags, and assets shared across sites.\n\n## Affected\n\n- `cms >= 5.0.0 < 5.11.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}