CVE-2025-14408 – This vulnerability in Soda PDF Desktop allows a... (How to Fix)

Q: What is the severity of CVE-2025-14408?

CVE-2025-14408 has a CVSS score of 3.3 (LOW). This vulnerability in Soda PDF Desktop allows attackers to read memory beyond allocated boundaries when parsing malicious PDF files, potentially disclosing sensitive information. Users who open untrusted PDF files with affected versions are at risk. The vulnerability requires user interaction to trigger.

📋 TL;DR

This vulnerability in Soda PDF Desktop allows attackers to read memory beyond allocated boundaries when parsing malicious PDF files, potentially disclosing sensitive information. Users who open untrusted PDF files with affected versions are at risk. The vulnerability requires user interaction to trigger.

💻 Affected Systems

Products:

Soda PDF Desktop

Versions: Specific versions not specified in advisory - assume all versions prior to patch

Operating Systems: Windows

Default Config Vulnerable: ⚠️ Yes

Notes: Vulnerability exists in default PDF parsing functionality. No special configuration required.

📦 What is this software?

Soda Pdf by Sodapdf

View all CVEs affecting Soda Pdf →

⚠️ Risk & Real-World Impact

🔴

Worst Case

Information disclosure combined with other vulnerabilities could lead to arbitrary code execution in the current process context.

🟠

Likely Case

Information disclosure from process memory, potentially exposing sensitive data like credentials or document contents.

🟢

If Mitigated

Limited impact with proper sandboxing and memory protection controls in place.

🌐 Internet-Facing: MEDIUM - Requires user to download and open malicious PDF, but PDFs are commonly shared via email/web.

🏢 Internal Only: MEDIUM - Similar risk internally if users open untrusted PDFs from internal sources.

🎯 Exploit Status

Public PoC: ✅ No

Weaponized: UNKNOWN

Unauthenticated Exploit: ✅ No

Complexity: MEDIUM

Requires user interaction to open malicious PDF. Exploit would need to bypass ASLR/DEP for code execution.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Not specified in provided references

Vendor Advisory: https://www.zerodayinitiative.com/advisories/ZDI-25-1081/

Restart Required: Yes

Instructions:

1. Check Soda PDF website for security updates
2. Download and install latest version
3. Restart Soda PDF Desktop

🔧 Temporary Workarounds

Disable PDF file association

windows

Prevent Soda PDF from automatically opening PDF files

Control Panel > Default Programs > Set Default Programs > Choose another program for .pdf

Use alternative PDF viewer

windows

Temporarily use a different PDF application until patched

🧯 If You Can't Patch

Restrict PDF file opening to trusted sources only
Implement application whitelisting to block Soda PDF execution

🔍 How to Verify

Check if Vulnerable:

Check Soda PDF version against vendor advisory. If version predates patch release, assume vulnerable.

Check Version:

Open Soda PDF > Help > About (or similar menu)

Verify Fix Applied:

Verify installed version matches or exceeds patched version from vendor advisory.

📡 Detection & Monitoring

Log Indicators:

Application crashes when parsing PDF files
Unusual memory access patterns in application logs

Network Indicators:

Downloads of PDF files from untrusted sources

SIEM Query:

Process creation events for sodapdf.exe followed by file access to .pdf extensions

📊 Metadata

CVE ID: CVE-2025-14408

CVSS v3 Score: 3.3 (LOW)

CVSS Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

CWE: CWE-125

EPSS Score: 0.02% exploit probability (6.1th percentile)

Published: December 23, 2025

Last Updated: January 21, 2026

🔗 References

https://www.zerodayinitiative.com/advisories/ZDI-25-1081/ Third Party Advisory

📤 Share & Export

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🔗 Related Vulnerabilities

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