Shared Files < 1.7.6 - Unauthenticated Stored Cross-Site Scripting
CVE-2023-4819

6.1MEDIUM

Key Information:

Vendor

Wordpress
Status
Shared Files
Vendor
CVE Published:
16 October 2023

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2023-4819?

The Shared Files WordPress plugin before 1.7.6 does not return the right Content-Type header for the specified uploaded file. Therefore, an attacker can upload an allowed file extension injected with malicious scripts.

Affected Version(s)

Shared Files 0 < 1.7.6

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-2023-4819 - Proof of Concept

References

https://wpscan.com/vulnerability/4423b023-cf4a-46cb-b314-...
exploitvdb-entrytechnical-description

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Zeyad Alshahrani
WPScan
JSON
.