HIGH 8.2 NVD
CVE-2026-111646
SurveyKing before 1.13.0 contains a missing authorization vulnerability that allows unauthenticated attackers to download any stored file by id through GET /api
SurveyKing before 1.13.0 contains a missing authorization vulnerability that allows unauthenticated attackers to download any stored file by id through GET /api/public/preview/{attachmentId}. Attackers who know or derive time-ordered snowflake file ids can bypass shared, owner, and project checks in FileServiceImpl.loadFile to read private survey attachments and respondent uploads.
References
- https://github.com/javahuang/SurveyKing
- https://github.com/javahuang/SurveyKing/blob/6e1fdd59f9b331ac90a26402ac86a002cc9155a9/serv
- https://github.com/javahuang/SurveyKing/blob/6e1fdd59f9b331ac90a26402ac86a002cc9155a9/serv
- https://github.com/javahuang/SurveyKing/commit/9489171d53e55ace2856a91af38034665c0064a4
- https://hackmd.io/@hieuPenguinnn/surveyking-public-preview-unauth-file-read
This high severity vulnerability with a CVSS score of 8.2 was published on 2026-10-16 via NVD.
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