CVE-2020-9382 Code injection in n/a

Medium 5.4 Published Updated

Attackers can execute arbitrary wiki pages as widgets due to improper title sanitization in the MediaWiki Widgets extension.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2020-9382?

CVE-2020-9382 is a medium-severity code injection vulnerability in n/a, published on 24 Feb 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An issue was discovered in the Widgets extension through 1.4.0 for MediaWiki. Improper title sanitization allowed for the execution of any wiki page as a widget (as defined by this extension) via MediaWiki's {{#widget:}} parser function.

Weakness: CWE-74

Which versions are affected by CVE-2020-9382?

It affects 1 product.

Products include Widgets Project Widgets.

How do I fix CVE-2020-9382?

No fix has been published for CVE-2020-9382 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-2020-9382 being exploited?

There is no known exploitation of CVE-2020-9382 in the wild and no public exploit code.

Sources

Also known as GHSA-2vw7-qgh3-r4pc.

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