Stored Cross-Site Scripting Vulnerability in The Ultimate Posts Widget for WordPress
CVE-2024-0561

Currently unrated

Key Information:

Vendor
Wordpress
Status
Ultimate Posts Widget
Vendor
CVE Published:
11 March 2024

Badges

👾 Exploit Exists🟡 Public PoC

Summary

The Ultimate Posts Widget WordPress plugin before 2.3.1 does not validate and escape some of its Widget options before outputting them back in attributes, 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)

Affected Version(s)

Ultimate Posts Widget 0 < 2.3.1

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.

CVE-2024-0561 - Proof of Concept

References

https://wpscan.com/vulnerability/99b6aa8b-deb9-48f8-8896-...
exploitvdb-entrytechnical-description

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Dmitrii ignatyev
WPScan
.