Stored Cross-Site Scripting Vulnerability in WP Custom Cursors Plugin by WordPress
CVE-2023-5911

4.8MEDIUM

Key Information:

Vendor

Wordpress
Status
WP Custom Cursors | WordPress Cursor Plugin
Vendor
CVE Published:
8 January 2024

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2023-5911?

The WP Custom Cursors plugin for WordPress, up to version 3.2, is vulnerable to a Stored Cross-Site Scripting attack due to improper sanitization and escaping of certain settings. This vulnerability allows users with high privileges, such as administrators, to inject malicious scripts into the site, potentially leading to harmful outcomes. This risk persists even when the 'unfiltered_html' capability is restricted, such as in multisite environments, exposing WordPress installations to potential attacks.

Affected Version(s)

WP Custom Cursors | WordPress Cursor Plugin 0 <= 3.2

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-2023-5911 - Proof of Concept

References

https://wpscan.com/vulnerability/dde0767d-1dff-4261-adbe-...
exploitvdb-entrytechnical-description

CVSS V3.1

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
Required
Scope:
Changed

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

.