CVE-2026-20691

| EUVD-2026-15062 MEDIUM
2026-03-25 apple GHSA-rqx2-8fr2-c94c
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:L/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Lifecycle Timeline

4
Patch Released
Apr 09, 2026 - 14:30 nvd
Patch available
Analysis Generated
Mar 25, 2026 - 01:00 vuln.today
EUVD ID Assigned
Mar 25, 2026 - 01:00 euvd
EUVD-2026-15062
CVE Published
Mar 25, 2026 - 00:35 nvd
MEDIUM 4.3

Tags

Apple Information Disclosure Safari macOS iOS Redhat Suse

Description

An authorization issue was addressed with improved state management. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4, watchOS 26.4. A maliciously crafted webpage may be able to fingerprint the user.

Analysis

An authorization and state management flaw in Apple's WebKit browser engine allows maliciously crafted webpages to fingerprint users by exploiting improper state handling during web interactions. This vulnerability affects Safari 26.4, iOS 26.4, iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4, and watchOS 26.4 across all Apple platforms. …

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Remediation

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

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Priority Score

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

Vendor Status

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CVE-2026-20691 vulnerability details – vuln.today
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