CVE-2012-3742: Apple iPhone OS

Medium severity, CVSS 5.0. EPSS: 1.9% chance of exploitation in the next 30 days.

Safari in Apple iOS before 6 does not properly restrict use of an unspecified Unicode character that looks similar to the https lock indicator, which allows remote attackers to spoof https connections by placing this character in the TITLE element of a web page.

Affected products

• Apple iPhone OS: up to and including 5.1.1; version 1.0.0 only; version 1.0.1 only; version 1.0.2 only; version 1.1.0 only; version 1.1.1 only; …

Published 2012-09-20. Last modified 2026-06-16.