CVE-2021-38509

Due to an unusual sequence of attacker-controlled events, a Javascript alert dialog with arbitrary although unstyled contents could be displayed over top an uncontrolled webpage of the attacker's choosing. This vulnerability affects Firefox 94, Thunderbird 91.3, and Firefox ESR 91.3...

CVE-2021-38509

CVE-2021-38509 describes an issue where, due to an unusual sequence of attacker-controlled events, a Javascript alert() dialog with arbitrary contents could be displayed over an attacker’s chosen page. Affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR

CVE-2021-38509

Due to an unusual sequence of attacker-controlled events, a Javascript alert dialog with arbitrary although unstyled contents could be displayed over top an uncontrolled webpage of the attacker's choosing. This vulnerability affects Firefox 94, Thunderbird 91.3, and Firefox ESR 91.3...

Ubuntu 21.10 : Thunderbird vulnerabilities (USN-5152-1)

The remote Ubuntu 21.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5152-1 advisory. Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing context, an attacker...

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...

RHEL 8 : firefox (RHSA-2021:4607)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:4607 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox...

Mozilla Firefox Security Advisory (MFSA2012-12) - 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 (MFSA2013-37) - 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...

MGASA-2021-0505 Updated firefox packages fix security vulnerability

The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or navigating the top-level frame CVE-2021-38503. When interacting with an HTML input element's file picker dialog with webkitdirectory set, a use-after-fre...

CentOS 8 : thunderbird (CESA-2021:4130)

The remote CentOS Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the CESA-2021:4130 advisory. - Mozilla: iframe sandbox rules did not apply to XSLT stylesheets CVE-2021-38503 - Mozilla: Use-after-free in file picker dialog CVE-2021-38504 -...

Mozilla Firefox Security Advisory (MFSA2016-06) - 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...

RHEL 8 : thunderbird (RHSA-2021:4130)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:4130 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 91.3.0. Security Fixes: Mozilla:...

Information Disclosure

firefox is vulnerable to information disclosure. The vulnerability exists due to a lack of sanitization which allows a Javascript alert dialog with arbitrary contents to be displayed over top an uncontrolled webpage...

Oracle Linux 8 : firefox (ELSA-2021-4123)

The remote Oracle Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2021-4123 advisory. 91.3.0-1.0.1 - Removed Upstream references - Add firefox-oracle-default-prefs.js and remove the corresponding Red Hat file 91.3.0-1 - Update to 91.3.0...

RLSA-2021:4130 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 91.3.0. Security Fixes: Mozilla: Use-after-free in HTTP2 Session object Mozilla: Memory safety bugs fixed in Firefox 94 and Firefox ESR 91.3 Mozilla: iframe sandbox rules did not apply to XS...

Mozilla Firefox has an unspecified vulnerability (CNVD-2021-101164)

Mozilla Firefox is an open source web browser from the Mozilla Foundation. Mozilla Firefox is vulnerable due to an unusual sequence of events controlled by an attacker, and alert can therefore display arbitrary albeit unstyled content on top of an uncontrolled page of the attacker's choice...

RHEL 7 : firefox (RHSA-2021:4116)

The remote Redhat Enterprise Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2021:4116 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox...

Mozilla: Use-after-free in file picker dialog

The Mozilla Foundation Security Advisory describes this flaw as: When interacting with an HTML input element's file picker dialog with webkitdirectory set, a use-after-free could have resulted, leading to memory corruption and a potentially exploitable crash...

Mozilla Thunderbird < 91.3

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 91.3. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2021-50 advisory. - The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass...

CVE-2021-38504

When interacting with an HTML input element's file picker dialog with webkitdirectory set, a use-after-free could have resulted, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox 94, Thunderbird 91.3, and Firefox ESR 91.3...