CVE-2020-37137 PHP-Fusion 9.03.50 - 'panels.php' Eval Injection

High 8.6 Published Updated

Attackers can execute arbitrary code via unsanitized POST data in the panels.php administration endpoint of PHP-Fusion.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-37137?

CVE-2020-37137 is a high-severity code injection vulnerability in PHP Fusion, published on 5 Feb 2026. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

PHP-Fusion 9.03.50 contains a remote code execution vulnerability in the 'add_panel_form()' function that allows attackers to execute arbitrary code through an eval() function with unsanitized POST data. Attackers can exploit the vulnerability by sending crafted panel_content POST parameters to the panels.php administration endpoint to execute malicious code.

Weakness: CWE-94, CWE-95

Which versions are affected by CVE-2020-37137?

It affects 1 product.

Products include Php-Fusion Phpfusion.

How do I fix CVE-2020-37137?

No fix has been published for CVE-2020-37137 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2020-37137 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-37137 exists.

Sources

Also known as GHSA-w2f2-pj25-m2w4.

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