CVE-2019-8827: Apple iCloud

Medium severity, CVSS 4.3. EPSS: 1.1% chance of exploitation in the next 30 days.

The HTTP referrer header may be used to leak browsing history. The issue was resolved by downgrading all third party referrers to their origin. This issue is fixed in Safari 13.0.3, iTunes 12.10.2 for Windows, iCloud for Windows 10.9.2, tvOS 13.2, iOS 13.2 and iPadOS 13.2, iCloud for Windows 7.15. Visiting a maliciously crafted website may reveal the sites a user has visited.

Affected products

• Apple iCloud: before 7.15 (fixed in 7.15); from 10.0, before 10.9.2 (fixed in 10.9.2)
• Apple iPadOS: before 13.2 (fixed in 13.2)
• Apple iPhone OS: before 13.2 (fixed in 13.2)
• Apple iTunes: before 12.10.2 (fixed in 12.10.2)
• Apple Safari: before 13.0.3 (fixed in 13.0.3)
• Apple tvOS: before 13.2 (fixed in 13.2)

Published 2020-10-27. Last modified 2026-06-17.