CVE-2023-0212 Advanced Recent Posts <= 0.6.14 - Contributor+ Stored XSS

Medium 5.4 Published Updated

Contributors can inject malicious scripts via shortcode attributes in the Advanced Recent Posts plugin, leading to stored XSS attacks.

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

What is CVE-2023-0212?

CVE-2023-0212 is a medium-severity cross-site scripting vulnerability in Unknown Advanced Recent Posts, published on 6 Mar 2023. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

The Advanced Recent Posts WordPress plugin through 0.6.14 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

Weakness: CWE-79

Which versions are affected by CVE-2023-0212?

It affects 1 product.

Products include Advanced Recent Posts Project Advanced Recent Posts.

How do I fix CVE-2023-0212?

No fix has been published for CVE-2023-0212 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-2023-0212 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-0212 exists.

Sources

Also known as GHSA-vj24-492p-49vg.

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