{"id":"CVE-2026-112776","published":"2026-10-19T20:17:54.900","lastModified":"2026-10-19T20:59:50.503","description":"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 create entries in site B via supplied siteId and delete entries, categories, tags, and assets shared across sites.","cvssScore":9.8,"cvssSeverity":"CRITICAL","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwes":["CWE-863"],"vendors":[],"products":[],"references":[{"url":"https://github.com/craftcms/cms/security/advisories/GHSA-7rr3-4jcm-x526","tags":[]},{"url":"https://www.vulncheck.com/advisories/craft-cms-5.0.0-before-5.11.0-graphql-site-scope-bypass-via-mutations","tags":[]}],"exploitRefs":[{"url":"https://github.com/craftcms/cms/security/advisories/GHSA-7rr3-4jcm-x526","tags":[]}],"hasPoc":true,"ai":null}