CVE-2026-111694 qKnow through 2.4.3 Missing Authentication via /flyflow Workflow Endpoints
Unauthenticated attackers can access workflow endpoints to enumerate user phone numbers, roles, and department structures in qKnow.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-111694?
CVE-2026-111694 is a medium-severity missing authorization vulnerability in qiantongtech qKnow, published on 16 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Weakness: CWE-306
Which versions are affected by CVE-2026-111694?
How do I fix CVE-2026-111694?
No fix has been published for CVE-2026-111694 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-111694 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-111694 exists.
Sources
Also known as GHSA-wg5c-63h4-vxh8.