CVE-2025-63207 Auth bypass in n/a

Critical 9.8 Published Updated

Unauthenticated attackers can change admin passwords via the /_Passwd.html endpoint, leading to full system compromise of the TEX device.

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-2025-63207?

CVE-2025-63207 is a critical authentication bypass vulnerability in n/a, published on 19 Nov 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The R.V.R Elettronica TEX product (firmware TEXL-000400, Web GUI TLAN-000400) is vulnerable to broken access control due to improper authentication checks on the /_Passwd.html endpoint. An attacker can send an unauthenticated POST request to change the Admin, Operator, and User passwords, resulting in complete system compromise.

Weakness: CWE-287

Which versions are affected by CVE-2025-63207?

It affects 11 products.

Products include Rvr Tex1002lcd Firmware, Rvr Tex100lcd\/S Firmware, Rvr Tex150lcd\/S Firmware, Rvr Tex2000light Firmware, Rvr Tex2500lcd Firmware, Rvr Tex300lcd Firmware and 5 more.

How do I fix CVE-2025-63207?

No fix has been published for CVE-2025-63207 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-2025-63207 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-63207 exists.

Sources

Also known as GHSA-ppm2-7rr7-h984.

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