CVE-2026-8948 Same-origin policy bypass in the DOM: Networking component

Same-origin policy bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

EUVD-2026-30900

Same-origin policy bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

CVE-2026-8948

A same-origin policy bypass exists in the DOM: Networking component of the Mozilla Firefox web browser and Mozilla Thunderbird email client. The vulnerability is caused by the use of an untrusted network policy file , which can allow a remote attacker to execute arbitrary code . The issue was res...

CVE-2026-8948

Same-origin policy bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

Google Chrome 安全漏洞

Google Chrome is a web browser developed by Google Inc. Versions of Google Chrome prior to 148.0.7778.179 contained a security vulnerability. This vulnerability stemmed from insufficient execution of Service Worker policies, which could allow remote attackers to bypass the same-origin policy...

Mozilla Thunderbird < 151.0

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 151.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-50 advisory. - Memory safety bugs present in Thunderbird 140.10 and Thunderbird 150. Some of these bugs showed evidence...

RHEL 9 : webkit2gtk3 (RHSA-2026:19206)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:19206 advisory. WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fixes: webkitgtk: Processing maliciously...

CVE-2026-8971: Origin Validation Error

Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

Mozilla Firefox和Mozilla Thunderbird 访问控制错误漏洞

Mozilla Firefox and Mozilla Thunderbird are both products of the American Mozilla Foundation. Mozilla Firefox is an open-source web browser. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla Application Suite. This software supports IMAP and POP email...

Mozilla Firefox和Mozilla Thunderbird 安全漏洞

Mozilla Firefox and Mozilla Thunderbird are both products of the American Mozilla Foundation. Mozilla Firefox is an open-source web browser. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla Application Suite. This software supports IMAP and POP email...

PT-2026-41904

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 151 Firefox ESR versions prior to 140.11 Thunderbird versions prior to 151 Thunderbird versions prior to 140.11 Description A same-origin policy bypass exists in the Networking: HTTP component. The same-origin policy ...

CVE-2026-8950: Origin Validation Error

Same-origin policy bypass in the Networking: HTTP component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11...

CVE-2026-8948: Permissive Cross-domain Policy with Untrusted Domains

Same-origin policy bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 151 and Thunderbird 151...

Mozilla Thunderbird < 151.0

The version of Thunderbird installed on the remote Windows host is prior to 151.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-50 advisory. - Memory safety bugs present in Thunderbird 140.10 and Thunderbird 150. Some of these bugs showed evidence of memory...

PT-2026-41925

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 151 Thunderbird versions prior to 151 Description A same-origin policy bypass exists in the Networking: JAR component. The same-origin policy is a critical security mechanism that restricts how a document or script...

PT-2026-41902

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 151 Thunderbird versions prior to 151 Description A same-origin policy bypass exists in the DOM: Networking component. The same-origin policy is a critical security mechanism that restricts how a document or script...

ALSA-2026:19206 Important: webkit2gtk3 security update

WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform. Security Fixes: webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari crash CVE-2025-43213 webkitgtk: Processing maliciously crafted web content may lead to an unexpected Safari...

EUVD-2026-29404

webpack-dev-server vulnerable to cross-origin source code exposure on non-HTTPS origins...

GHSA-79CF-XCQC-C78W webpack-dev-server vulnerable to cross-origin source code exposure on non-HTTPS origins

Impact When webpack-dev-server is running on a non-HTTPS origin the default, cross-origin requests from malicious websites can load the dev server's JavaScript bundles via tags. The fix introduced in v5.2.1 CVE-2025-30359 relied on Sec-Fetch-Mode and Sec-Fetch-Site request headers to block these...

PT-2026-54116

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 150.0.7871.47 Description An inappropriate implementation in CSS allows a remote attacker to bypass the same origin policy, which is a security mechanism that restricts how a document or script loaded from one...