CVE-2025-14419

7.8 HIGH

📋 TL;DR

This vulnerability allows remote attackers to execute arbitrary code on systems running vulnerable versions of pdfforge PDF Architect by tricking users into opening malicious PDF files. The memory corruption flaw in PDF parsing can lead to full system compromise. All users of affected PDF Architect versions are at risk.

💻 Affected Systems

Products:
  • pdfforge PDF Architect
Versions: Specific versions not detailed in advisory; all versions prior to patch are likely affected
Operating Systems: Windows
Default Config Vulnerable: ⚠️ Yes
Notes: Vulnerability requires user interaction to open malicious PDF; default installations are vulnerable.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete system takeover with attacker gaining the same privileges as the PDF Architect process, potentially leading to data theft, ransomware deployment, or lateral movement.

🟠

Likely Case

Malicious PDF files delivered via phishing or compromised websites lead to malware installation or credential theft on individual workstations.

🟢

If Mitigated

With proper controls, exploitation attempts are blocked at email/web gateways, and successful attacks are contained through application sandboxing and least privilege.

🌐 Internet-Facing: MEDIUM
🏢 Internal Only: HIGH

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Exploitation requires user interaction but is technically straightforward once malicious PDF is opened; likely to be weaponized given RCE potential.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Not specified in advisory; check vendor update

Vendor Advisory: https://www.pdfforge.org/security/

Restart Required: Yes

Instructions:

1. Open PDF Architect
2. Navigate to Help > Check for Updates
3. Install available updates
4. Restart the application

🔧 Temporary Workarounds

Disable PDF file association

windows

Prevent PDF Architect from automatically opening PDF files

Control Panel > Default Programs > Set Associations > Change .pdf to another viewer

Application control policy

windows

Block execution of PDF Architect via Group Policy or endpoint protection

🧯 If You Can't Patch

  • Implement email/web filtering to block PDF attachments from untrusted sources
  • Deploy application sandboxing or virtualization for PDF Architect usage

🔍 How to Verify

Check if Vulnerable:

Check PDF Architect version against vendor advisory; if pre-patch version, assume vulnerable

Check Version:

In PDF Architect: Help > About

Verify Fix Applied:

Verify version is updated to patched release specified by vendor

📡 Detection & Monitoring

Log Indicators:

  • PDF Architect crash logs
  • Unexpected process spawning from PDF Architect
  • Memory access violation events

Network Indicators:

  • Outbound connections from PDF Architect to suspicious IPs
  • DNS requests for known C2 domains

SIEM Query:

Process:PDFArchitect.exe AND (EventID:1000 OR ParentProcess:explorer.exe)

🔗 References

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