CVE-2025-25051 AutomationDirect CLICK Programmable Logic Controller Plaintext Storage of a Password

Medium 6.1 Published Updated

Attackers can decrypt stored passwords to impersonate users and gain unauthorized access to network resources via lateral movement.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-25051?

CVE-2025-25051 is a medium-severity vulnerability in AutomationDirect CLICK Programmable Logic Controller, published on 22 Jan 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An attacker could decrypt sensitive data, impersonate legitimate users or devices, and potentially gain access to network resources for lateral attacks.

Weakness: CWE-256

Which versions are affected by CVE-2025-25051?

How do I fix CVE-2025-25051?

No fix has been published for CVE-2025-25051 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-25051 being exploited?

There is no known exploitation of CVE-2025-25051 in the wild and no public exploit code.

Sources

Also known as GHSA-4xvg-4w2r-qph8.

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