{"action":"Upgrade craftcms/cms to 4.18.0 or later.","affected":[{"fixed":"4.18.0","introduced":"4.0.0-RC1"},{"fixed":"5.10.0","introduced":"5.0.0-RC1"}],"component":"craftcms/cms","cve_ids":["CVE-2026-55792"],"ecosystem":"Packagist","epss":0.00397,"exploited":false,"fixed_versions":["4.18.0","5.10.0"],"ghsa_id":"GHSA-287w-mxq6-x2cp","id":"tcs_01M5KERQDM102JHAMFKRW5DJ4W","modified_at":"2026-09-10T03:50:51.373746994Z","published_at":"2026-07-06T21:29:49Z","references":["https://osv.dev/vulnerability/GHSA-287w-mxq6-x2cp","https://github.com/craftcms/cms/security/advisories/GHSA-287w-mxq6-x2cp","https://nvd.nist.gov/vuln/detail/CVE-2026-55792","https://github.com/craftcms/cms/pull/18559","https://github.com/craftcms/cms"],"severity":{"label":"medium"},"sources":[{"source":"osv","source_id":"GHSA-287w-mxq6-x2cp","url":"https://osv.dev/vulnerability/GHSA-287w-mxq6-x2cp"}],"summary":"Craft CMS: Sensitive File Disclosure / Server-Side File Read"}