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An authenticated remote user with only api.access and api.pages.write permissions can place a Twig expression in header.form.process.email.body, publish the page, and submit the form to execute an arbitrary operating-system command as the account running PHP.","publishedAt":"2026-08-25T01:30:26.910Z","updatedAt":"2026-08-27T16:46:04.470Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["getgrav grav"],"affected":[{"vendor":"getgrav","product":"grav","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"4.2.2","versionType":"semver"},{"version":"4.2.2","status":"unaffected","versionType":"semver"}]}],"references":["https://github.com/getgrav/grav/security/advisories/GHSA-gh8j-q67c-j53f","https://www.vulncheck.com/advisories/grav-before-remote-code-execution-via-email-twig"],"weaknesses":["CWE-1336"],"ingestedAt":"2026-10-29T20:12:58.252Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/75xxx/CVE-2026-75574.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-75574","state":"PUBLISHED","datePublished":"2026-08-25T01:30:26.910Z","dateUpdated":"2026-08-27T16:46:04.470Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-08-17T22:02:23.045Z"},"containers":{"cna":{"title":"Grav before 4.2.2 Remote Code Execution via Email Twig","descriptions":[{"lang":"en","value":"The Grav Email plugin (getgrav/grav-plugin-email) before 4.2.2 renders page-editor-controlled Email action parameters as unsandboxed Twig templates. 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