CVE-2025-15103 DVP-12SE11T - Authentication Bypass via Partial Password Disclosure

High 8.1 Published Updated

Attackers can bypass authentication on Delta DVP-12SE11T PLCs by exploiting partial password disclosure, gaining unauthorized access.

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-2025-15103?

CVE-2025-15103 is a high-severity authentication bypass vulnerability in Delta Electronics DVP-12SE11T, published on 30 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

DVP-12SE11T - Authentication Bypass via Partial Password Disclosure

Weakness: CWE-200

Which versions are affected by CVE-2025-15103?

It affects 1 product.

Products include Deltaww Dvp-12se11t Firmware.

How do I fix CVE-2025-15103?

No fix has been published for CVE-2025-15103 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-2025-15103 being exploited?

There is no known exploitation of CVE-2025-15103 in the wild and no public exploit code.

Sources

Also known as GHSA-4gxf-g52w-c267.

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