CVE-2020-10012: Apple Mac OS X

Medium severity, CVSS 6.1. EPSS: 1% chance of exploitation in the next 30 days.

An access issue was addressed with improved access restrictions. This issue is fixed in macOS Big Sur 11.0.1. Processing a maliciously crafted document may lead to a cross site scripting attack.

Affected products

• Apple Mac OS X: from 10.14, before 10.14.6 (fixed in 10.14.6); from 10.15, before 10.15.7 (fixed in 10.15.7); version 10.14.6 only; version 10.15.7 only
• Apple macOS: before 11.0.1 (fixed in 11.0.1)

Published 2020-12-08. Last modified 2026-06-17.