webkitgtk: Processing maliciously crafted web content may bypass Same Origin Policy

A flaw was found in WebKitGTK. Processing malicious web content can cause a cross-origin issue in the Navigation API due to improper input validation and result in a bypass of the same origin policy...

webkitgtk: Processing maliciously crafted web content may bypass Same Origin Policy

A flaw was found in WebKitGTK. Processing malicious web content can cause a cross-origin issue in the Navigation API due to improper input validation and result in a bypass of the same origin policy...

webkitgtk: Processing maliciously crafted web content may bypass Same Origin Policy

A flaw was found in WebKitGTK. Processing malicious web content can cause a cross-origin issue in the Navigation API due to improper input validation and result in a bypass of the same origin policy...

webkitgtk: Processing maliciously crafted web content may bypass Same Origin Policy

A flaw was found in WebKitGTK. Processing malicious web content can cause a cross-origin issue in the Navigation API due to improper input validation and result in a bypass of the same origin policy...

webkitgtk: Processing maliciously crafted web content may bypass Same Origin Policy

A flaw was found in WebKitGTK. Processing malicious web content can cause a cross-origin issue in the Navigation API due to improper input validation and result in a bypass of the same origin policy...

webkitgtk: Processing maliciously crafted web content may bypass Same Origin Policy

A flaw was found in WebKitGTK. Processing malicious web content can cause a cross-origin issue in the Navigation API due to improper input validation and result in a bypass of the same origin policy...

webkitgtk: Processing maliciously crafted web content may bypass Same Origin Policy

A flaw was found in WebKitGTK. Processing malicious web content can cause a cross-origin issue in the Navigation API due to improper input validation and result in a bypass of the same origin policy...

webkitgtk: Processing maliciously crafted web content may bypass Same Origin Policy

A flaw was found in WebKitGTK. Processing malicious web content can cause a cross-origin issue in the Navigation API due to improper input validation and result in a bypass of the same origin policy...

SUSE CVE-2026-20643

A cross-origin issue in the Navigation API was addressed with improved input validation. This issue is fixed in Background Security Improvements for iOS, iPadOS, and macOS, Safari 26.4, iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4. Processing maliciously...

Linux Distros Unpatched Vulnerability : CVE-2026-20643

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A cross-origin issue in the Navigation API was addressed with improved input validation. This issue is fixed in Background Security Improvements for iOS, iPadOS...

Apple patches WebKit bug that could let sites access your data

Apple has released a Background Security Improvement to patch a flaw that could allow malicious websites to bypass browser protections and access data from other sites. What is it? The patched WebKit vulnerability is described as: “A cross-origin issue in the Navigation API was addressed with...

Apple Fixes WebKit Vulnerability Enabling Same-Origin Policy Bypass on iOS and macOS

Apple on Tuesday released its first round of Background Security Improvements to address a security flaw in WebKit that affects iOS, iPadOS, and macOS. The vulnerability, tracked as CVE-2026-20643 CVSS score: N/A, has been described as a cross-origin issue in WebKit's Navigation API that could be...

CVE-2026-20643

CVE-2026-20643 is a WebKit/Web navigation cross-origin issue in Safari and Apple OS web rendering components. The fixed entry notes that processing maliciously crafted web content could bypass the Same Origin Policy due to an improved input validation in the Navigation API. Affected context inclu...

CVE-2026-20643

A cross-origin issue in the Navigation API was addressed with improved input validation. This issue is fixed in Background Security Improvements for iOS, iPadOS, and macOS, Safari 26.4, iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, visionOS 26.4. Processing maliciously...

CVE-2018-4319

A cross-origin issue existed with "iframe" elements. This was addressed with improved tracking of security origins. This issue affected versions prior to iOS 12, watchOS 5, Safari 12, iTunes 12.9 for Windows, iCloud for Windows 7.7...

EUVD-2021-17661

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