CVE-2026-43701 Details
Description
The issue was addressed with improved checks. This issue is fixed in Safari 26.5.2, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2, tvOS 26.6, visionOS 26.6, watchOS 26.6. A malicious website may be able to process restricted web content outside the sandbox.
A vulnerability in WebKit, the engine powering Safari, has been identified, allowing malicious websites to process restricted web content outside of the designated sandbox environment. This issue is present in Safari 26.5.2, as well as in iOS and iPadOS 26.5.2, and macOS Tahoe 26.5.2. The vulnerability arises from inadequate input validation, which could be exploited to bypass sandbox restrictions and access or manipulate content inappropriately.
Users can update to Safari 26.5.2, iOS 26.5.2, iPadOS 26.5.2, or macOS Tahoe 26.5.2 to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jun 30, 2026References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-284 | Improper Access Control | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| apple safari | < 26.5.2 |
CPE
Remediation
| |
| apple ipados | < 26.5.2 |
CPE
Remediation
| |
| apple iphone os | < 26.5.2 |
CPE
Remediation
| |
| apple macos | < 26.5.2 |
CPE
Remediation
| |
Change History
6 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Aug 17, 2026 | CVE Modified | [email protected] |
| Jul 27, 2026 | CVE Modified | [email protected] |
| Jun 30, 2026 | CVE Modified | CISA-ADP |
| Jun 30, 2026 | Initial Analysis | [email protected] |
| Jun 30, 2026 | CVE Modified | CISA-ADP |
| Jun 29, 2026 | New CVE Received | [email protected] |