SVG Upload Vulnerability in AVIF Uploader Plugin by WordPress
CVE-2024-9238

5.4MEDIUM

Key Information:

Vendor

WordPress
Status
Avif Uploader
Vendor
CVE Published:
15 May 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2024-9238?

The AVIF Uploader plugin for WordPress prior to version 1.1.1 contains a flaw in its file upload handling. It fails to sanitize SVG files during upload, allowing unauthorized users, including those with minimal permissions like the Author role, the ability to upload malicious SVG files containing Cross-Site Scripting (XSS) payloads. This vulnerability poses significant risks, including potential unauthorized actions on behalf of users and exposure of sensitive data.

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Affected Version(s)

AVIF Uploader 0 < 1.1.1

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-2024-9238 - Proof of Concept

References

https://wpscan.com/vulnerability/a7de0cf6-3064-4595-9037-...
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

Bob Matyas
WPScan
JSON
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