CVE-2025-27925 Deserialization in Automation

High 8.5 Published Updated

Insecure deserialization in Nintex Automation allows attackers to execute arbitrary code via crafted user input.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-27925?

CVE-2025-27925 is a high-severity unsafe deserialization vulnerability in Nintex Automation, published on 10 Mar 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Nintex Automation 5.6 and 5.7 before 5.8 has insecure deserialization of user input.

Weakness: CWE-502

Which versions are affected by CVE-2025-27925?

It affects 1 product.

Products include Nintex Automation.

How do I fix CVE-2025-27925?

No fix has been published for CVE-2025-27925 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2025-27925 being exploited?

There is no known exploitation of CVE-2025-27925 in the wild and no public exploit code.

Sources

Also known as GHSA-vrq6-237q-f4gx.

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