Plugin Vulnerability Could Allow Stored Cross-Site Scripting Attacks
CVE-2024-8536

5.4MEDIUM

Key Information:

Vendor
Wordpress
Status
Ultimate Blocks
Vendor
CVE Published:
30 September 2024

Badges

👾 Exploit Exists🟡 Public PoC

Summary

The Ultimate Blocks WordPress plugin before 3.2.2 does not validate and escape some of its block attributes before outputting them back in a page/post where the block is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

Affected Version(s)

Ultimate Blocks 0 < 3.2.2

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-2024-8536 - Proof of Concept

References

https://wpscan.com/vulnerability/abd5b6c6-f541-4739-882d-...
exploitvdb-entrytechnical-description

CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Dmitrii Ignatyev
WPScan
.