CVE-2026-92378 uniFLOW Online Legacy UI Previous login session retained when entering Reduced Function Login
Attackers can retain previous sessions during emergency mode, allowing unauthorized access to device functionality as the prior user.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-92378?
CVE-2026-92378 is a medium-severity authentication bypass vulnerability in NT-ware uniFLOW Online, published on 23 Sep 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
A session management vulnerability exists in the Legacy UI Reduced Function Login feature of NT-ware uniFLOW Online. Under specific timing conditions during Service Offline Emergency Mode, a previously authenticated session may be retained after logout, which could allow a subsequent user to be authenticated as the previous user and gain unauthorised limited access to device functionality.
Weakness: CWE-613
Which versions are affected by CVE-2026-92378?
How do I fix CVE-2026-92378?
No fix has been published for CVE-2026-92378 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2026-92378 being exploited?
There is no known exploitation of CVE-2026-92378 in the wild and no public exploit code.
Sources
Also known as GHSA-hgj5-8xcv-g949.