CVE-2026-28871

A logic issue was addressed with improved checks. This issue is fixed in Safari 26.4, iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4. Visiting a maliciously crafted website may lead to a cross-site scripting attack.

Score

CVSS 3.1 4.3 Medium

Status

Analyzed - product-security@apple.com

Published

2026-03-25

Last modified

2026-10-26

Weaknesses

CWE-79

Affected products

• Ios And Ipados (Apple)
• Ipados (Apple)
• Iphone Os (Apple)
• Macos (Apple)
• Safari (Apple)

References

• https://support.apple.com/en-us/126792
• https://support.apple.com/en-us/126793
• https://support.apple.com/en-us/126794
• https://support.apple.com/en-us/126800