What’s Vulnerable › Vulnerabilities

CVE-2019-3571

• Severity: medium (CVSS 5.3 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-07-16 · updated 2026-06-17
• Weakness: CWE-116

Description

An input validation issue affected WhatsApp Desktop versions prior to 0.3.3793 which allows malicious clients to send files to users that would be displayed with a wrong extension.

Affected products

• Facebook WhatsApp for Android: before 0.3.3793 — fixed in 0.3.3793

How to fix

Upgrade to a fixed version: Facebook WhatsApp for Android 0.3.3793. Check the vendor advisory for mitigations.

References

• https://www.facebook.com/security/advisories/cve-2019-3571
• https://www.facebook.com/security/advisories/cve-2019-3571

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