CVE-2025-31266

MEDIUM

Safari <18.5 - Spoofing

Title source: llm
STIX 2.1

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.

Scores

CVSS v3 4.3
EPSS 0.0003
EPSS Percentile 8.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-451
Status published
Products (4)
apple/macos < 15.5
Apple/macOS < 15.5
apple/safari < 18.5
Apple/Safari < 18.5
Published Nov 21, 2025
Tracked Since Feb 18, 2026