CVE-2025-49330 WordPress Integration for Contact Form 7 and Zoho CRM, Bigin plugin <= 1.3.0 - PHP Object Injection Vulnerability

Critical 9.8 Published Updated

An attacker can exploit PHP object injection in the Contact Form 7 and Zoho CRM integration plugin to potentially execute arbitrary code.

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-2025-49330?

CVE-2025-49330 is a critical unsafe deserialization vulnerability in Integration for Contact Form 7 and Zoho CRM, Bigin, published on 17 Jun 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Deserialization of Untrusted Data vulnerability in CRM Perks Integration for Contact Form 7 and Zoho CRM, Bigin cf7-zoho allows Object Injection.This issue affects Integration for Contact Form 7 and Zoho CRM, Bigin: from n/a through <= 1.3.0.

Weakness: CWE-502

Which versions are affected by CVE-2025-49330?

How do I fix CVE-2025-49330?

No fix has been published for CVE-2025-49330 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-2025-49330 being exploited?

There is no known exploitation of CVE-2025-49330 in the wild and no public exploit code.

Sources

Also known as GHSA-f99v-mhf6-q3rr.

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