CVE-2025-26689 Missing authorization in CHOCO TEI WATCHER mini (IB-MCT001)

Critical 9.8 Published Updated

Remote attackers can access or modify device data and settings via forced browsing due to missing authorization checks.

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-2025-26689?

CVE-2025-26689 is a critical missing authorization vulnerability in Inaba Denki Sangyo Co., Ltd. CHOCO TEI WATCHER mini (IB-MCT001), published on 31 Mar 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Direct request ('Forced Browsing') issue exists in CHOCO TEI WATCHER mini (IB-MCT001) all versions. If a remote attacker sends a specially crafted HTTP request to the product, the product data may be obtained or deleted, and/or the product settings may be altered.

Weakness: CWE-425

Which versions are affected by CVE-2025-26689?

How do I fix CVE-2025-26689?

No fix has been published for CVE-2025-26689 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-2025-26689 being exploited?

There is no known exploitation of CVE-2025-26689 in the wild and no public exploit code.

Sources

Also known as GHSA-3p6f-jvp3-w6pm.

Is CVE-2025-26689 in your software?

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