CVE-2023-3169 tagDiv Composer < 4.2 - Unauthenticated Stored XSS

Medium 6.1 Published Updated

Unauthenticated attackers can inject malicious scripts via a REST route in the tagDiv Composer WordPress plugin, leading to stored XSS.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2023-3169?

CVE-2023-3169 is a medium-severity cross-site scripting vulnerability in Unknown tagDiv Composer, published on 11 Sep 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The tagDiv Composer WordPress plugin before 4.2, used as a companion by the Newspaper and Newsmag themes from tagDiv, does not have authorisation in a REST route and does not validate as well as escape some parameters when outputting them back, which could allow unauthenticated users to perform Stored Cross-Site Scripting attacks.

Which versions are affected by CVE-2023-3169?

It affects 1 product.

Products include Tagdiv Tagdiv Composer.

How do I fix CVE-2023-3169?

No fix has been published for CVE-2023-3169 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2023-3169 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-3169 exists.

Public exploit code: 1 Nuclei template.

Sources

Also known as GHSA-84rx-q376-r85h.

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