CVE-2021-24433 Simple Sort&Search <= 0.0.3 - Ccontributor+ Stored XSS

Medium 5.4 Published Updated

Stored XSS in Simple Sort&Search plugin allows contributors to inject scripts via indexurl parameter, potentially leading to code execution or account takeover.

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-2021-24433?

CVE-2021-24433 is a medium-severity cross-site scripting vulnerability in Unknown simple sort&search, published on 16 Jan 2024. 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 simple sort&search WordPress plugin through 0.0.3 does not make sure that the indexurl parameter of the shortcodes "category_sims", "order_sims", "orderby_sims", "period_sims", and "tag_sims" use allowed URL protocols, which can lead to stored cross-site scripting by users with a role as low as Contributor

Weakness: CWE-79

Which versions are affected by CVE-2021-24433?

It affects 1 product.

Products include Yukimichi Simple Sort\&search.

How do I fix CVE-2021-24433?

No fix has been published for CVE-2021-24433 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-2021-24433 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-24433 exists.

Sources

Also known as GHSA-f6fq-4q55-rg2f.

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