CVE-2016-7579: Apple iPhone OS

Medium severity, CVSS 5.9. EPSS: 1.8% chance of exploitation in the next 30 days.

An issue was discovered in certain Apple products. iOS before 10.1 is affected. macOS before 10.12.1 is affected. tvOS before 10.0.1 is affected. The issue involves the "CFNetwork Proxies" component, which allows man-in-the-middle attackers to spoof a proxy password authentication requirement and obtain sensitive information.

Affected products

• Apple iPhone OS: before 10.1 (fixed in 10.1)
• Apple Mac OS X: before 10.12.1 (fixed in 10.12.1)
• Apple tvOS: before 10.0.1 (fixed in 10.0.1)

Published 2017-02-20. Last modified 2026-06-17.