CVE-2021-38016

Insufficient policy enforcement in background fetch in Google Chrome prior to 96.0.4664.45 allowed a remote attacker to bypass same origin policy via a crafted HTML page...

Four Bugs in Microsoft Teams Left Platform Vulnerable Since March

UPDATE Four vulnerabilities in Microsoft Teams, unpatched since March, allowed link spoofing of URLs and opened the door to DoS attacks against Android users, researchers said. Researchers from Positive Security discovered four bugs in the feature earlier this year and told Microsoft about the...

Information Disclosure

firefox:sid is vulnerable to information disclosure. Remote attackers are able to access the post-redirect URL of the element clicked resulting in a same-origin-violation leaking data, the Web Extension should have access to...

CVE-2021-43531

When a user loaded a Web Extensions context menu, the Web Extension could access the post-redirect URL of the element clicked. If the Web Extension lacked the WebRequest permission for the hosts involved in the redirect, this would be a same-origin-violation leaking data the Web Extension should...

Design/Logic Flaw

When a user loaded a Web Extensions context menu, the Web Extension could access the post-redirect URL of the element clicked. If the Web Extension lacked the WebRequest permission for the hosts involved in the redirect, this would be a same-origin-violation leaking data the Web Extension should...

CVE-2021-38507

CVE-2021-38507 describes a vulnerability in HTTP/2 Opportunistic Encryption (RFC 8164) where, if a second encrypted port on the same IP (e.g., 8443) did not opt in, a network attacker could forward 443 to 8443 and trick the browser into treating the content as same-origin with HTTP. The issue was...

CVE-2021-38507

The Opportunistic Encryption feature of HTTP2 RFC 8164 allows a connection to be transparently upgraded to TLS while retaining the visual properties of an HTTP connection, including being same-origin with unencrypted connections on port 80. However, if a second encrypted port on the same IP addre...

CVE-2021-43531

When a user loaded a Web Extensions context menu, the Web Extension could access the post-redirect URL of the element clicked. If the Web Extension lacked the WebRequest permission for the hosts involved in the redirect, this would be a same-origin-violation leaking data the Web Extension should...

CVE-2021-43531

When a user loaded a Web Extensions context menu, the Web Extension could access the post-redirect URL of the element clicked. If the Web Extension lacked the WebRequest permission for the hosts involved in the redirect, this would be a same-origin-violation leaking data the Web Extension should...

CVE-2021-43531

CVE-2021-43531 affects Firefox prior to version 94. The issue arises when a Web Extension loads a context menu and could access the post-redirect URL of the clicked element if it lacked WebRequest permissions for the involved hosts, causing a same-origin-violation that leaks data the extension wo...

14 New XS-Leaks (Cross-Site Leaks) Attacks Affect All Modern Web Browsers

Researchers have discovered 14 new types of cross-site data leakage attacks against a number of modern web browsers, including Tor Browser, Mozilla Firefox, Google Chrome, Microsoft Edge, Apple Safari, and Opera, among others. Collectively known as "XS-Leaks," the browser bugs enable a malicious...

[ASA-202112-2] opera: multiple issues

Arch Linux Security Advisory ASA-202112-2 ========================================= Severity: High Date : 2021-12-03 CVE-ID : CVE-2021-38005 CVE-2021-38006 CVE-2021-38007 CVE-2021-38008 CVE-2021-38009 CVE-2021-38010 CVE-2021-38011 CVE-2021-38012 CVE-2021-38013 CVE-2021-38014 CVE-2021-38015...

[ASA-202112-1] vivaldi: multiple issues

Arch Linux Security Advisory ASA-202112-1 ========================================= Severity: High Date : 2021-12-03 CVE-ID : CVE-2021-37981 CVE-2021-37982 CVE-2021-37984 CVE-2021-37985 CVE-2021-37986 CVE-2021-37987 CVE-2021-37988 CVE-2021-37989 CVE-2021-37990 CVE-2021-37991 CVE-2021-37992...

openSUSE 15 Security Update : MozillaFirefox (openSUSE-SU-2021:3745-1)

The remote SUSE Linux SUSE15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2021:3745-1 advisory. - The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing...

SUSE SLED15: MozillaFirefox / MozillaFirefox-devel / etc (SUSE-SU-2021:3745-1)

The remote SUSE Linux SLED15 / SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:3745-1 advisory. MozillaFirefox was updated to Extended Support Release 91.3.0 ESR Fixed: Various stability, functionality, and security fixes MFSA...

[ASA-202111-9] chromium: multiple issues

Arch Linux Security Advisory ASA-202111-9 ========================================= Severity: High Date : 2021-11-18 CVE-ID : CVE-2021-38005 CVE-2021-38006 CVE-2021-38007 CVE-2021-38008 CVE-2021-38009 CVE-2021-38010 CVE-2021-38011 CVE-2021-38012 CVE-2021-38013 CVE-2021-38014 CVE-2021-38015...

CentOS 7 : thunderbird (RHSA-2021:4134)

The remote CentOS Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:4134 advisory. - The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or...

CentOS 7 : firefox (RHSA-2021:4116)

The remote CentOS Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:4116 advisory. - The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or...

Mozilla Firefox Security Advisory (MFSA2011-38) - Linux

This host is missing a security update for Mozilla Firefox. Copyright C 2021 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; y...

Mozilla Firefox Security Advisory (MFSA2012-02) - Linux

This host is missing a security update for Mozilla Firefox. Copyright C 2021 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; y...