CVE-2020-9911

HIGH

Safari < 13.1.2 - Same Origin Policy Bypass in Reader Mode

Title source: llm
STIX 2.1

Description

A logic issue was addressed with improved restrictions. This issue is fixed in iOS 13.6 and iPadOS 13.6, Safari 13.1.2. An issue in Safari Reader mode may allow a remote attacker to bypass the Same Origin Policy.

References (2)

Core 2
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/HT211288
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/HT211292

Scores

CVSS v3 7.5
EPSS 0.0146
EPSS Percentile 70.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Details

Status published
Products (3)
apple/ipados < 13.6
apple/iphone_os < 13.6
apple/safari < 13.1.2
Published Oct 16, 2020
Tracked Since Feb 18, 2026