Upload Media By URL < 1.0.8 - Stored XSS via CSRF
CVE-2023-3720

6.5MEDIUM

Key Information:

Vendor

Wordpress
Status
Upload Media By Url
Vendor
CVE Published:
30 August 2023

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2023-3720?

The Upload Media By URL WordPress plugin before 1.0.8 does not have CSRF check when uploading files, which could allow attackers to make logged in admins upload files (including HTML containing JS code for users with the unfiltered_html capability) on their behalf.

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Deploy the Patch

Affected Version(s)

Upload Media By URL 0 < 1.0.8

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-2023-3720 - Proof of Concept

References

https://wpscan.com/vulnerability/16375a7f-0a9f-4961-8510-...
exploitvdb-entrytechnical-description

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Dmitriy
WPScan
JSON
.