CVE-2025-25691 Deserialization in n/a

Medium 6.5 Published Updated

Attackers can execute arbitrary code via crafted POST requests exploiting a PHAR deserialization flaw in PrestaShop themes.

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-2025-25691?

CVE-2025-25691 is a medium-severity unsafe deserialization vulnerability in Prestashop Prestashop, published on 30 Jul 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A PHAR deserialization vulnerability in the component /themes/import of PrestaShop v8.2.0 allows attackers to execute arbitrary code via a crafted POST request.

Weakness: CWE-77, CWE-502

Which versions are affected by CVE-2025-25691?

It affects 1 product.

Products include Prestashop Prestashop.

How do I fix CVE-2025-25691?

No fix has been published for CVE-2025-25691 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-2025-25691 being exploited?

There is no known exploitation of CVE-2025-25691 in the wild and no public exploit code.

All Prestashop Prestashop vulnerabilities

Sources

Also known as GHSA-q2m3-hjgq-x5r2.

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