CVE-2023-5704 CPO Shortcodes <= 1.5.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode

Medium 6.4 Published Updated

Authenticated attackers can inject arbitrary web scripts via shortcodes, leading to script execution when other users view the page.

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-2023-5704?

CVE-2023-5704 is a medium-severity cross-site scripting vulnerability in wpchill CPO Shortcodes, published on 22 Nov 2023. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The CPO Shortcodes plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's shortcodes in all versions up to, and including, 1.5.0 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Weakness: CWE-79

Which versions are affected by CVE-2023-5704?

It affects 1 product.

Products include Wpchill Cpo Shortcodes.

How do I fix CVE-2023-5704?

No fix has been published for CVE-2023-5704 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-2023-5704 being exploited?

There is no known exploitation of CVE-2023-5704 in the wild and no public exploit code.

Sources

Also known as GHSA-gv58-x49p-v6g9.

Is CVE-2023-5704 in your software?

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