CVE-2025-31266

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.

CVSS 3.1

4.3CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

EPSS

0.2% chance of exploitation in the next 30 days; higher than 15% of CVEs (scores of 2026-10-25)

CWE

CWE-451

Published

2025-11-21

Modified

2026-10-18

Record from

the NVD, synced 2026-10-19

Affected

• apple:macos
• apple:safari

References

• https://support.apple.com/en-us/122716
• https://support.apple.com/en-us/122719

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