CVE-2020-1901CWE-400

CVE-2020-1901: vulnerability in Facebook WhatsApp for iOS

Published · Updated

Follow this CVE+ Monitor WhatsApp

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

3Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackepss 1.0%
Receiving a large text message containing URLs in WhatsApp for iOS prior to v2.20.91.4 could have caused the application to freeze while processing the message.
Affected products
Facebook · WhatsApp for iOS
Related CVEs — Facebook WhatsApp for iOS

In the same product, most dangerous first.

CVE-2019-3568CRITICALCVE-2019-3568EPSS 30.1%KEVCVE-2025-55177MEDIUMCVE-2025-55177EPSS 13.5%KEVCVE-2020-1909—CVE-2020-1909EPSS 2.3%CVE-2018-20655—CVE-2018-20655EPSS 2.2%CVE-2018-6344HIGHCVE-2018-6344EPSS 1.9%CVE-2020-1907—CVE-2020-1907EPSS 1.9%