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OpenAdvisories
Medium · 4.3 CVE-2025-31266 EUVD-2025-198517GHSA-3x9f-jgfq-gjmx

A spoofing issue was addressed with improved truncation when displaying the fully qualified domain name. This issue is fixed in Safari 18.5…

Published Nov 21, 2025 · Updated Apr 2, 2026 · Assigned by apple

Description

A spoofing issue was addressed with improved truncation when displaying the fully qualified domain name. This issue is fixed in Safari 18.5, macOS Sequoia 15.5. A website may be able to spoof the domain name in the title of a pop-up window.

Affected products

VendorProductAffectedFixed
Apple Safari < 18.5 18.5
Apple macOS < 15.5 15.5

Advisories 1

References