CVE-2025-39348 WordPress Grand Restaurant WordPress theme <= 7.0 - PHP Object Injection vulnerability

Q: What is CVE-2025-39348?

CVE-2025-39348 is a critical unsafe deserialization vulnerability in ThemeGoods Grand Restaurant, published on 19 May 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Q: Is CVE-2025-39348 being exploited?

There is no known exploitation of CVE-2025-39348 in the wild and no public exploit code.

Q: How do I fix CVE-2025-39348?

No fix has been published for CVE-2025-39348 yet. Limit exposure of the affected software until one is available.

Critical 9.8 Published 19 May 2025 Updated 28 Apr 2026

An attacker can exploit PHP object injection in the Grand Restaurant theme to potentially execute arbitrary code on the WordPress site.

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-2025-39348?

CVE-2025-39348 is a critical unsafe deserialization vulnerability in ThemeGoods Grand Restaurant, published on 19 May 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 ThemeGoods Grand Restaurant grandrestaurant allows Object Injection.This issue affects Grand Restaurant: from n/a through <= 7.0.

Weakness: CWE-502

Which versions are affected by CVE-2025-39348?

It affects 1 product.

Products include Themegoods Grand Restaurant.

How do I fix CVE-2025-39348?

No fix has been published for CVE-2025-39348 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-2025-39348 being exploited?

There is no known exploitation of CVE-2025-39348 in the wild and no public exploit code.

Sources

Also known as GHSA-j6mm-98gm-g9jj.