CVE-2016-1801: Apple iPhone OS

High severity, CVSS 7.5. EPSS: 3.7% chance of exploitation in the next 30 days.

The CFNetwork Proxies subsystem in Apple iOS before 9.3.2, OS X before 10.11.5, and tvOS before 9.2.1 mishandles URLs in http and https requests, which allows remote attackers to obtain sensitive information via unspecified vectors.

Affected products

• Apple iPhone OS: before 9.3.2 (fixed in 9.3.2)
• Apple Mac OS X: before 10.11.5 (fixed in 10.11.5)
• Apple tvOS: before 9.2.1 (fixed in 9.2.1)

Published 2016-05-20. Last modified 2026-06-17.