CVE-2025-43342

CRITICAL
2025-09-15 [email protected]
9.8
CVSS 3.1
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CVSS Vector

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

Lifecycle Timeline

3
Patch Released
Apr 06, 2026 - 08:30 nvd
Patch available
Analysis Generated
Mar 28, 2026 - 19:12 vuln.today
CVE Published
Sep 15, 2025 - 23:15 nvd
CRITICAL 9.8

Tags

Denial Of Service Apple Redhat Suse

Description

A correctness issue was addressed with improved checks. This issue is fixed in Safari 26, tvOS 26, watchOS 26, iOS 26 and iPadOS 26, visionOS 26, iOS 18.7 and iPadOS 18.7. Processing maliciously crafted web content may lead to an unexpected process crash.

Analysis

A correctness issue was addressed with improved checks. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical Context

This vulnerability is classified under CWE-20. A correctness issue was addressed with improved checks. This issue is fixed in Safari 26, tvOS 26, watchOS 26, iOS 26 and iPadOS 26, visionOS 26, iOS 18.7 and iPadOS 18.7. Processing maliciously crafted web content may lead to an unexpected process crash. Affected products include: Apple Safari, Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos.

Affected Products

Apple Safari, Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos.

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

49
Low Medium High Critical
KEV: 0
EPSS: +0.3
CVSS: +49
POC: 0

Vendor Status

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CVE-2025-43342 vulnerability details – vuln.today
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