Arbitrary File Upload Vulnerability in Post Saint Plugin for WordPress
CVE-2024-12471

8.8HIGH

Key Information:

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 43%

Summary

The Post Saint plugin for WordPress is susceptible to arbitrary file uploads due to insufficient capability checks and inadequate file type validation within the add_image_to_library AJAX action. This vulnerability allows authenticated attackers with subscriber-level access or above to upload malicious files, potentially enabling remote code execution. All versions up to and including 1.3.1 are affected, highlighting the critical need for users to update their plugins to prevent unauthorized access and protect their platforms.

Affected Version(s)

Post Saint: ChatGPT, GPT4, DALL-E, Stable Diffusion, Pexels, Dezgo AI Text & Image Generator * <= 1.3.1

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.

References

EPSS Score

43% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Lucio Sá
.
CVE-2024-12471 : Arbitrary File Upload Vulnerability in Post Saint Plugin for WordPress | SecurityVulnerability.io