CVE-2026-20652

HIGH
2026-02-11 [email protected]
7.5
CVSS 3.1
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CVSS Vector

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

Lifecycle Timeline

3
Patch Released
Apr 09, 2026 - 14:30 nvd
Patch available
Analysis Generated
Mar 12, 2026 - 22:02 vuln.today
CVE Published
Feb 11, 2026 - 23:16 nvd
HIGH 7.5

Tags

Apple Denial Of Service Redhat Suse

Description

The issue was addressed with improved memory handling. This issue is fixed in macOS Tahoe 26.3, iOS 18.7.5 and iPadOS 18.7.5, visionOS 26.3, iOS 26.3 and iPadOS 26.3, Safari 26.3. A remote attacker may be able to cause a denial-of-service.

Analysis

Remote denial-of-service attacks against Apple's macOS, iOS, iPadOS, Safari, and visionOS result from improper memory handling that allows unauthenticated attackers to crash affected systems over the network. The vulnerability affects multiple Apple platforms and requires no user interaction or elevated privileges to exploit. …

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Remediation

Within 24 hours: Identify and inventory all affected Apple devices and Safari installations across the organization. Within 7 days: Implement network monitoring for exploitation attempts; prioritize restricting user access to untrusted websites on vulnerable devices; communicate patch availability timeline to stakeholders. …

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Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: +0.2
CVSS: +38
POC: 0

Vendor Status

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CVE-2026-20652 vulnerability details – vuln.today
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