WordPress File Upload < 4.23.3 - Author+ Stored Cross-Site Scripting
CVE-2023-4811

5.4MEDIUM

Key Information:

Vendor

Wordpress
Status
WordPress File Upload
Vendor
CVE Published:
16 October 2023

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2023-4811?

The WordPress File Upload WordPress plugin before 4.23.3 does not sanitise and escape some of its settings, which could allow high privilege users such as contributors to perform Stored Cross-Site Scripting attacks.

Affected Version(s)

WordPress File Upload 0 < 4.23.3

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-2023-4811 - Proof of Concept

References

https://wpscan.com/vulnerability/7f9271f2-4de4-4be3-8746-...
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

FAIYAZ AHMAD
WPScan
.