CVE-2024-9638 Category Posts Widget < 4.9.18 - Admin+ Stored XSS
Admins can inject malicious scripts via widget settings in multisite setups, leading to stored XSS attacks.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2024-9638?
CVE-2024-9638 is a medium-severity cross-site scripting vulnerability in Unknown Category Posts Widget, published on 7 Jan 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
The Category Posts Widget WordPress plugin before 4.9.18 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
Weakness: CWE-79
Which versions are affected by CVE-2024-9638?
It affects 1 product.
Products include Zephyrwest Category Posts Widget.
How do I fix CVE-2024-9638?
No fix has been published for CVE-2024-9638 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-2024-9638 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-9638 exists.
Other vulnerabilities in Unknown Category Posts Widget
Sources
Also known as GHSA-w573-j2v8-vx6p.