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OpenAdvisories
Medium · 6.5 Public exploit CVE-2026-43700 EUVD-2026-40219GHSA-gc99-j9gc-r79x

A cross-origin issue was addressed with improved tracking of security origins. This issue is fixed in Safari 26.5.2, iOS 18.7.10 and iPadOS…

Published Jun 29, 2026 · Updated Aug 17, 2026 · Assigned by apple

Description

A cross-origin issue was addressed with improved tracking of security origins. 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. Processing maliciously crafted web content may disclose sensitive user information.

Affected products

VendorProductAffectedFixed
Apple Safari < 26.5.2 26.5.2
Apple iOS and iPadOS < 18.7.10, < 26.5.2 18.7.10
Apple macOS < 26.5.2 26.5.2
Apple tvOS < 26.6 26.6
Apple visionOS < 26.6 26.6
Apple watchOS < 26.6 26.6

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Advisories 7

References