Stored Cross-Site Scripting in Post Slider and Post Carousel Widget by WordPress
CVE-2025-4567
What is CVE-2025-4567?
The Post Slider and Post Carousel with Post Vertical Scrolling Widget plugin for WordPress, prior to version 3.2.10, lacks proper validation and escaping of certain widget options before rendering them on pages or posts. This flaw enables users with contributor-level access and higher to exploit the vulnerability by injecting malicious scripts, resulting in Stored Cross-Site Scripting attacks that can compromise user data and website integrity.
Affected Version(s)
Post Slider and Post Carousel with Post Vertical Scrolling Widget 0 < 3.2.10
Exploit Proof of Concept (PoC)
PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.
References
CVSS V3.1
Timeline
- 🟡
Public PoC available
- 👾
Exploit known to exist
Vulnerability published
Vulnerability Reserved