Protection mechanism failure in WebKitGTK+ and WPE WebKit - CVE-2026-65352
Published: September 15, 2026
Vulnerability identifier: #VU149975
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-65352
CWE-ID: CWE-693
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output in WebKit. A remote attacker can trick the victim into visiting a specially crafted website and determine user's IP address with Private Relay turned on.
Affected software
WebKitGTK+
WPE WebKit
Apple iOS
iPadOS
visionOS
WPE WebKit
Apple iOS
iPadOS
visionOS
How to mitigate CVE-2026-65352
Install updates from vendor's website.
Apple iOS - update to 26.6.1 23G83
iPadOS - update to 26.6.1 23G83
visionOS - update to 26.6.1
iPadOS - update to 26.6.1 23G83
visionOS - update to 26.6.1