CVE-2025-31266

MEDIUM
2025-11-21 [email protected]
4.3
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 19:23 vuln.today
CVE Published
Nov 21, 2025 - 22:16 nvd
MEDIUM 4.3

Tags

Apple Information Disclosure

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.

Analysis

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. Rated medium severity (CVSS 4.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical Context

This vulnerability is classified under CWE-451. 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 include: Apple Safari, Apple Macos.

Affected Products

Apple Safari, Apple Macos.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Priority Score

22
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +22
POC: 0

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CVE-2025-31266 vulnerability details – vuln.today
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