{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-47346: TYPO3 CMS - Broken Access Control in Form Framework","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-47346","status":"final","version":"1","initial_release_date":"2026-06-09T10:50:21.934Z","current_release_date":"2026-06-11T13:25:34.866Z","revision_history":[{"date":"2026-06-09T10:50:21.934Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"Backend users with file write permissions were able to upload form definition files with mixed-case extensions (e.g., .FORM.YAML) to bypass the Form Framework's upload restriction. Maliciously crafted form definition files can be used to execute arbitrary SQL statements, allowing attackers to escalate privileges by creating administrative backend user accounts. This issue affects TYPO3 CMS versions before 10.4.57, 11.0.0-11.5.50, 12.0.0-12.4.45, 13.0.0-13.4.30 and 14.0.0-14.3.2.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-47346 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-47346"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-47346"},{"category":"external","summary":"typo3.org","url":"https://typo3.org/security/advisory/typo3-core-sa-2026-008"},{"category":"external","summary":"Git commit of main branch","url":"https://github.com/TYPO3/typo3/commit/2030617e6f273cee7b756c695f0a48a45a31eb47"},{"category":"external","summary":"Git commit of 13.4 branch","url":"https://github.com/TYPO3/typo3/commit/eb2b2251d90339d3ab55df3d4c0378ae0c780b45"}]},"product_tree":{"branches":[{"category":"vendor","name":"TYPO3","branches":[{"category":"product_name","name":"TYPO3 CMS","branches":[{"category":"product_version_range","name":"<10.4.57","product":{"name":"TYPO3 TYPO3 CMS <10.4.57","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:typo3:typo3_cms:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=11.0.0 <11.5.51","product":{"name":"TYPO3 TYPO3 CMS >=11.0.0 <11.5.51","product_id":"CSAFPID-2","product_identification_helper":{"cpe":"cpe:2.3:a:typo3:typo3_cms:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=12.0.0 <12.4.46","product":{"name":"TYPO3 TYPO3 CMS >=12.0.0 <12.4.46","product_id":"CSAFPID-3","product_identification_helper":{"cpe":"cpe:2.3:a:typo3:typo3_cms:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=13.0.0 <13.4.31","product":{"name":"TYPO3 TYPO3 CMS >=13.0.0 <13.4.31","product_id":"CSAFPID-4","product_identification_helper":{"cpe":"cpe:2.3:a:typo3:typo3_cms:*:*:*:*:*:*:*:*"}}},{"category":"product_version_range","name":">=14.0.0 <14.3.3","product":{"name":"TYPO3 TYPO3 CMS >=14.0.0 <14.3.3","product_id":"CSAFPID-5","product_identification_helper":{"cpe":"cpe:2.3:a:typo3:typo3_cms:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-47346","title":"TYPO3 CMS - Broken Access Control in Form Framework","notes":[{"category":"description","text":"Backend users with file write permissions were able to upload form definition files with mixed-case extensions (e.g., .FORM.YAML) to bypass the Form Framework's upload restriction. Maliciously crafted form definition files can be used to execute arbitrary SQL statements, allowing attackers to escalate privileges by creating administrative backend user accounts. This issue affects TYPO3 CMS versions before 10.4.57, 11.0.0-11.5.50, 12.0.0-12.4.45, 13.0.0-13.4.30 and 14.0.0-14.3.2.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4","CSAFPID-5"]},"scores":[{"cvss_v4":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","baseScore":7.6,"baseSeverity":"HIGH"},"products":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4","CSAFPID-5"]}],"remediations":[{"category":"vendor_fix","details":"Update to a fixed version: 10.4.57, 11.5.51, 12.4.46, 13.4.31, 14.3.3.","product_ids":["CSAFPID-1","CSAFPID-2","CSAFPID-3","CSAFPID-4","CSAFPID-5"],"url":"https://github.com/TYPO3/typo3/commit/2030617e6f273cee7b756c695f0a48a45a31eb47"}]}]}