Mozilla Firefox for Android Open Redirect Vulnerability

Mozilla Firefox is an open source web browser from the Mozilla Foundation in the United States. An open redirect vulnerability exists in Mozilla Firefox for Android, which can be exploited by an attacker to conduct a phishing attack by opening a link to the URL specified in the query string...

Mozilla Firefox and Firefox ESR Security Bypass Vulnerability (CNVD-2025-15490)

Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox web browser. A security bypass vulnerability exists in Mozilla Firefox and Firefox ESR, which can be exploited by attackers to bypass security restrictions...

SUSE CVE-2005-1531

Firefox before 1.0.4 and Mozilla Suite before 1.7.8 does not properly implement certain security checks for script injection, which allows remote attackers to execute script via "Wrapped" javascript: URLs, as demonstrated using 1 a javascript: URL in a view-source: URL, 2 a javascript: URL in a...

FreeBSD : Mozilla -- exploitable crash (bab7386a-582f-11f0-97d0-b42e991fc52e)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the bab7386a-582f-11f0-97d0-b42e991fc52e advisory. [email protected] reports: A use-after-free in FontFaceSet resulted in a potentially exploitable...

Mozilla Thunderbird Security Update (mfsa_2025-54) - Windows

Mozilla Thunderbird is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2025 Greenbone AG 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-only CPE = "cpe:/a:mozilla:thunderbird";...

Mozilla Thunderbird ESR Security Update (mfsa_2025-55) - Windows

Mozilla Thunderbird ESR is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2025 Greenbone AG 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-only CPE =...

OPENSUSE-SU-2025:15203-1 MozillaFirefox-139.0.4-1.1 on GA media

These are all security issues fixed in the MozillaFirefox-139.0.4-1.1 package on the GA media of openSUSE Tumbleweed...

Mozilla Thunderbird ESR Security Update (mfsa_2025-55) - Mac OS X

Mozilla Thunderbird ESR is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2025 Greenbone AG 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-only CPE =...

Mozilla Thunderbird Security Update (mfsa_2025-54) - Mac OS X

Mozilla Thunderbird is prone to multiple vulnerabilities. SPDX-FileCopyrightText: 2025 Greenbone AG 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-only CPE = "cpe:/a:mozilla:thunderbird";...

firefox: thunderbird: Use-after-free in FontFaceSet

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: A use-after-free in FontFaceSet resulted in a potentially exploitable crash...

firefox: thunderbird: Content-Disposition header ignored when a file is included in an embed or object tag

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: When a file download is specified via the Content-Disposition header, that directive would be ignored if the file was included via a or tag, potentially making a website vulnerab...

Important: Red Hat Security Advisory: firefox security update

An update for firefox is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

firefox: thunderbird: Content-Disposition header ignored when a file is included in an embed or object tag

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: When a file download is specified via the Content-Disposition header, that directive would be ignored if the file was included via a or tag, potentially making a website vulnerab...

firefox: thunderbird: Use-after-free in FontFaceSet

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: A use-after-free in FontFaceSet resulted in a potentially exploitable crash...

[slackware-security] mozilla-thunderbird

New mozilla-thunderbird packages are available for Slackware 15.0 and -current to fix security issues. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/mozilla-thunderbird-140.0esr-i686-1slack15.0.txz: Upgraded. This update contains security fixes and improvements, and mov...

Mozilla Thunderbird < 128.12

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 128.12. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2025-55 advisory. - The executable file warning did not warn users before opening files with the terminal extension. This b...

Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: thunderbird: Unsolicited File Download, Disk Space Exhaustion, and Credential Leakage via mailbox:/// Links CVE-2025-5986 For more details about the security issues, including the impact, a CVSS score, acknowledgments,...

Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: thunderbird: Unsolicited File Download, Disk Space Exhaustion, and Credential Leakage via mailbox:/// Links CVE-2025-5986 For more details about the security issues, including the impact, a CVSS score, acknowledgments,...

KLA85425 Multiple vulnerabilities in Mozilla Thunderbird

Multiple vulnerabilities were found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to bypass security restrictions, execute arbitrary code, cause denial of service, perform cross-site scripting attack, spoof user interface. Below is a complete list of vulnerabilities: 1...

ALSA-2025:10246 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: thunderbird: Unsolicited File Download, Disk Space Exhaustion, and Credential Leakage via mailbox:/// Links CVE-2025-5986 For more details about the security issues, including the impact, a CVSS score, acknowledgments,...