Medium severity5.3NVD Advisory· Published Oct 16, 2026· Updated Oct 16, 2026
CVE-2026-111694
CVE-2026-111694
Description
qKnow through 2.4.3 contains a missing authentication vulnerability that allows unauthenticated remote attackers to access /flyflow workflow integration endpoints permitted in SecurityConfig. Attackers can POST sequential userId values to /flyflow/userById or call roleAll and deptListByParentDeptId to enumerate user phone numbers, roles, and department structure.
Affected products
1Patches
Vulnerability mechanics
References
4- github.com/qiantongtech/qKnow/blob/v2.4.3/qknow-framework/qknow-security/src/main/java/tech/qiantong/qknow/security/config/SecurityConfig.javanvd
- github.com/qiantongtech/qKnow/blob/v2.4.3/qknow-module-system/qknow-module-system-biz/src/main/java/tech/qiantong/qknow/module/system/controller/admin/flyflow/FlyFlowController.javanvd
- hackmd.io/@hieuPenguinnn/qknow-flyflow-unauth-user-directory-disclosurenvd
- www.vulncheck.com/advisories/qknow-through-2.4.3-missing-authentication-via-flyflow-workflow-endpointsnvd
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