CVE-2019-8753: Apple iPhone OS

Medium severity, CVSS 6.1. EPSS: 0.7% chance of exploitation in the next 30 days.

This issue was addressed with improved checks. This issue is fixed in macOS Catalina 10.15, watchOS 6, iOS 13, tvOS 13. Processing maliciously crafted web content may lead to a cross site scripting attack.

Affected products

• Apple iPhone OS: before 13.1 (fixed in 13.1)
• Apple Mac OS X: before 10.15 (fixed in 10.15)
• Apple tvOS: before 13 (fixed in 13)
• Apple watchOS: before 6.0 (fixed in 6.0)

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