# 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.

- **Severity:** Medium 4.1 (`CVSS:4.0/AV:P/AC:L/AT:P/PR:L/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N`)
- **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 available:** No
- **Published:** 23 Sep 2026
- **Updated:** 23 Sep 2026
- **Also known as:** GHSA-hgj5-8xcv-g949

## 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 (DEPRECATED: Insufficient Session Expiration)

## 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.

## Is CVE-2026-92378 being exploited?

There is no known exploitation of CVE-2026-92378 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-92378 and fix it if it is affected.

What it is: 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.
Exploitation: There is no known exploitation of CVE-2026-92378 in the wild and no public exploit code.

Affected product: NT-ware uniFLOW Online. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-92378/ (Markdown: https://insights.sbomify.com/CVE-2026-92378/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-92378
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-92378
- OSV: https://osv.dev/vulnerability/CVE-2026-92378

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-92378/
Summaries are generated and may contain mistakes; the official description above is the record.