{"id":"CVE-2026-111621","title":"TDuck Survey Form through 5.3 Missing Authorization via /user/form/setting/{key}","summary":"TDuck Survey Form through 5.3 contains a missing authorization vulnerability that allows any authenticated user to read other owners' raw form settings via GET /user/form/setting/{key}. Attackers can supply the 8-character form key from …","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","cvssSource":"cna","cwe":["CWE-639"],"vendor":"TDuckCloud","product":"tduck-survey-form","affected":["tduck-survey-form <= 5.3"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-16T19:33:57.790840Z"},"published":"2026-10-16","updated":"2026-10-16","sourceUpdated":"2026-10-16T21:19:28.058Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-111621","references":[{"url":"https://hackmd.io/@hieuPenguinnn/tduck-survey-form-setting-cross-user-disclosure"},{"url":"https://github.com/TDuckCloud/tduck-survey-form/blob/5.3/tduck-api/src/main/java/com/tduck/cloud/api/web/controller/UserFormSettingController.java#L66-L75"},{"url":"https://github.com/TDuckCloud/tduck-survey-form/commit/984efd69f51778e3d1a9ea0feb0f7c9aed266c18"},{"url":"https://github.com/TDuckCloud/tduck-survey-form"},{"url":"https://www.vulncheck.com/advisories/tduck-survey-form-through-5.3-missing-authorization-via-user-form-setting-key","label":"VulnCheck Advisory: TDuck Survey Form through 5.3 Missing Authorization via /user/form/setting/{key}"}],"tags":["cve.org"],"ingestedAt":"2026-10-16T18:43:08.692Z","slug":"CVE-2026-111621","body":"## Overview\n\nTDuck Survey Form through 5.3 contains a missing authorization vulnerability that allows any authenticated user to read other owners' raw form settings via GET /user/form/setting/{key}. Attackers can supply the 8-character form key from a public fill link to obtain the form write password, owner notification e-mail, and WeChat openIds.\n\n## Affected\n\n- `tduck-survey-form <= 5.3`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}