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A type confusion issue was addressed with improved checks. (CVE-2026-43705)

0
High
Published: 06/29/2026 (06/29/2026, 21:32:13 UTC)
Source: GCVE Database

Description

CVE-2026-43705 is a high-severity type confusion vulnerability that was addressed by improved checks in Safari, iOS, iPadOS, and macOS Tahoe. The flaw could allow memory corruption when processing maliciously crafted web content. The issue is fixed in versions 26.5.2 of Safari, iOS, iPadOS, and macOS Tahoe.

CVSS v3.1

Score 8.8high

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

Affected software

Affected versions
<26.5.2

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/18/2026, 00:56:44 UTC

Technical Analysis

This vulnerability involves a type confusion flaw (CWE-843) that could lead to memory corruption when malicious web content is processed. The issue affects Safari, iOS, iPadOS, and macOS Tahoe and was remediated by improved type checking. The CVSS 3.1 score is 8.8, indicating high impact with network attack vector, low attack complexity, no privileges required, user interaction required, and high confidentiality, integrity, and availability impact. The fix is included in version 26.5.2 of the affected products.

Potential Impact

Successful exploitation may result in memory corruption, potentially allowing an attacker to execute arbitrary code or cause denial of service. The vulnerability affects confidentiality, integrity, and availability of the affected systems.

Mitigation Recommendations

A fix is available in Safari 26.5.2, iOS 26.5.2, iPadOS 26.5.2, and macOS Tahoe 26.5.2. Users and administrators should update to these versions to remediate the vulnerability.

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Technical Details

Gcve Source
db.gcve.eu
Osv Id
GHSA-pxxj-mgr3-jp7c
Osv Schema Version
1.4.0
Aliases
["CVE-2026-43705"]
Ecosystems
[]
Database Specific Severity
HIGH
Cvss Version
3.1

Threat ID: 6a83aa80bf8831d539e33053

Added to database: 08/18/2026, 00:42:40 UTC

Last enriched: 08/18/2026, 00:56:44 UTC

Last updated: 08/18/2026, 01:52:06 UTC

Views: 3

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