CVE-2020-3880: Apple iPadOS

High severity, CVSS 7.8. EPSS: 1.4% chance of exploitation in the next 30 days.

An out-of-bounds read was addressed with improved input validation. This issue is fixed in watchOS 6.1.2, iOS 13.3.1 and iPadOS 13.3.1, tvOS 13.3.1, macOS Catalina 10.15.3, Security Update 2020-001 Mojave, Security Update 2020-001 High Sierra. Processing a maliciously crafted image may lead to arbitrary code execution.

Affected products

• Apple iPadOS: before 13.3.1 (fixed in 13.3.1)
• Apple iPhone OS: before 13.3.1 (fixed in 13.3.1)
• Apple Mac OS X: before 10.15.3 (fixed in 10.15.3)
• Apple tvOS: before 13.3.1 (fixed in 13.3.1)
• Apple watchOS: before 6.1.2 (fixed in 6.1.2)

Published 2020-10-27. Last modified 2026-06-17.