CVE-2020-37169 WordPress Plugin ultimate-member 2.1.3 Local File Inclusion

Medium 6.8 Published Updated

Authenticated attackers can exploit a local file inclusion vulnerability in the Ultimate Member plugin to execute arbitrary code via manipulated parameters.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-37169?

CVE-2020-37169 is a medium-severity path traversal vulnerability in ultimate-member, published on 13 May 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

WordPress Plugin ultimate-member 2.1.3 contains a local file inclusion vulnerability that allows authenticated attackers to include arbitrary files by manipulating the pack parameter in class-admin-upgrade.php. Attackers can send POST requests with malicious pack values to include unintended PHP files from the packages directory and execute arbitrary code.

Weakness: CWE-98

Which versions are affected by CVE-2020-37169?

How do I fix CVE-2020-37169?

No fix has been published for CVE-2020-37169 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2020-37169 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2020-37169 exists.

Sources

Also known as GHSA-vm2q-f7mg-hvvh.

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