CVE-2021-24041: WhatsApp

Critical severity, CVSS 9.8. EPSS: 1.2% chance of exploitation in the next 30 days.

A missing bounds check in image blurring code prior to WhatsApp for Android v2.21.22.7 and WhatsApp Business for Android v2.21.22.7 could have allowed an out-of-bounds write if a user sent a malicious image.

Affected products

• WhatsApp WhatsApp: before 2.21.22.7 (fixed in 2.21.22.7)
• WhatsApp WhatsApp Business: before 2.21.22.7 (fixed in 2.21.22.7)

Published 2021-12-07. Last modified 2026-06-17.