Stored Cross-Site Scripting Vulnerability in Category Posts Widget by WordPress
CVE-2024-9638

4.8MEDIUM

Key Information:

Vendor

Wordpress
Status
Category Posts Widget
Vendor
CVE Published:
7 January 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2024-9638?

The Category Posts Widget WordPress plugin before version 4.9.18 is susceptible to Stored Cross-Site Scripting due to inadequate sanitization and escaping of certain settings. This vulnerability enables high privilege users, including administrators, to execute malicious scripts, potentially compromising the site's security, even in environments where the unfiltered_html capability is restricted, such as multisite configurations.

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Deploy the Patch

Affected Version(s)

Category Posts Widget 0 < 4.9.18

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-2024-9638 - Proof of Concept

References

https://wpscan.com/vulnerability/119d5249-48e4-429e-8a1d-...
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

  • Vulnerability Reserved

Credit

Dmitrii Ignatyev
WPScan
JSON
.