Full Report
If you use WhatsApp Desktop on Windows, listen up! A flaw in WhatsApp for Windows (CVE-2025-30401) let attackers disguise malicious files as safe ones. Update to version 2.2450.6 or later to stay secure.
Analysis Summary
# Vulnerability: WhatsApp for Windows File Spoofing Flaw
## CVE Details
- CVE ID: CVE-2025-30401
- CVSS Score: Information not explicitly provided (Severity inferred as High based on context)
- CWE: Information not explicitly provided
## Affected Systems
- Products: WhatsApp for Windows (Desktop Application)
- Versions: Versions prior to 2.2450.6
- Configurations: Standard installation configurations
## Vulnerability Description
A spoofing vulnerability exists in WhatsApp for Windows that allows an attacker to disguise malicious files as seemingly safe files when sent through the application. This allows malicious payloads to be delivered to the target user under a trusted guise.
## Exploitation
- Status: Not explicitly stated if exploited in the wild, but PoC information is typically associated with such findings (Assume PoC likely available pending vendor disclosure).
- Complexity: Inferred as Medium, as it requires interaction via file sharing.
- Attack Vector: Network (via chat message delivery)
## Impact
- Confidentiality: Potential compromise (Disclosure of sensitive information if malware executes)
- Integrity: Potential compromise (Execution of arbitrary/malicious files)
- Availability: Potential impact (System downtime or resource exhaustion if malware payload is destructive)
## Remediation
### Patches
- WhatsApp for Windows version 2.2450.6 or later.
### Workarounds
- No specific workarounds were detailed in the provided text, but generally, users should avoid opening unexpected or suspicious files shared via WhatsApp until patched.
## Detection
- Indicators of Compromise (IoCs): Not provided.
- Detection methods and tools: Not provided. General file analysis tools might detect the disguised malicious file content upon receipt or access.
## References
- Vendor Advisories: Facebook Security (mentioned)
- Relevant links:
- [nvd-dot-nist-dot-gov/vuln/detail/CVE-2025-30401](https://nvd.nist.gov/vuln/detail/CVE-2025-30401) (Defanged link target)