WebKit-NavigationAPI-SOP-Bypass

WebKit-NavigationAPI-SOP-Bypass WebKit Navigation API — Same-Origin Policy bypass via cross-port interception CVE-2026-20643 | ---|--- CVE| CVE-2026-20643 Discovered by| Thomas Espach WebKit Bugzilla 306050 Component| WebKit — WebCore::Navigation::innerDispatchNavigateEvent Affected| iOS 26.3.1...

SUSE-SU-2026:1749-1 Security update for webkit2gtk3

This update for webkit2gtk3 fixes the following issues: Update to version 2.52.1. Security issues fixed: - CVE-2026-20643: processing maliciously crafted web content may bypass Same Origin Policy bsc1261172. - CVE-2026-20664: processing maliciously crafted web content may lead to an unexpected...

SUSE-SU-2026:1648-1 Security update for webkit2gtk3

This update for webkit2gtk3 fixes the following issues: Update to version 2.52.1. Security issues fixed: - CVE-2026-20643: processing maliciously crafted web content may bypass Same Origin Policy bsc1261172. - CVE-2026-20664: processing maliciously crafted web content may lead to an unexpected...

Debian dsa-6232 : gir1.2-javascriptcoregtk-4.1 - security update

The remote Debian 13 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-6232 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6232-1 [email protected] https://www.debian.org/securit...

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

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...