860 matches found
Mozilla: graphite2: Out-of-bounds write with malicious font in Graphite 2 (MFSA 2017-11, MFSA 2017-12)
An out-of-bounds write in the Graphite 2 library triggered with a maliciously crafted Graphite font. This results in a potentially exploitable crash. This issue was fixed in the Graphite 2 library as well as Mozilla products. This vulnerability affects Thunderbird 52.1, Firefox ESR 45.9, Firefox...
The vulnerability of the WebRender component in Mozilla Firefox, Firefox ESR, and the email client Thunderbird allows a hacker to trigger a service failure.
The vulnerability of the WebRender component in Mozilla Firefox, Firefox ESR, and the email client Thunderbird is related to the use of memory after it is released. Exploiting this vulnerability could allow an attacker to cause a service failure remotely...
The vulnerability in the Layout component: Text and Fonts of Mozilla Firefox, Firefox ESR, and the email client Thunderbird, allowing attackers to compromise the confidentiality, integrity, and accessibility of protected information.
The vulnerability of the Layout component: Texts and fonts in Mozilla Firefox, Firefox ESR, and the email client Thunderbird are related to the use of memory after it is released. Exploiting this vulnerability can allow an attacker to compromise the confidentiality, integrity, and accessibility o...
Integer Overflow Vulnerability in Multiple Mozilla Products (CNVD-2026-16993)
Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is a suite of email client software separate from the Mozilla Application Suite. An integer overflow vulnerability exists in multiple Mozilla products,...
firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149
A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148. Some of these bugs showed evidence of memory corruption and we presume th...
EUVD-2026-19610
Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code...
CVE-2026-5731
Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code...
Multiple Mozilla Products Code Issues Vulnerabilities
Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is a suite of email client software separate from the Mozilla Application Suite. A code issue vulnerability exists in several Mozilla products that can b...
Multiple Mozilla Products Resource Management Error Vulnerability (CNVD-2026-16998)
Mozilla Firefox is an open source web browser.Mozilla Firefox ESR is an extended support version of Firefox the web browser.Mozilla Thunderbird is a suite of email client software separate from the Mozilla Application Suite. A resource management error vulnerability exists in multiple Mozilla...
EUVD-2026-14855
Memory safety bugs present in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox...
EUVD-2026-14831
Incorrect boundary conditions in the Graphics component. This vulnerability affects Firefox 149 and Firefox ESR 140.9...
EUVD-2026-14827
Incorrect boundary conditions in the Graphics: Canvas2D component. This vulnerability affects Firefox 149, Firefox ESR 115.34, and Firefox ESR 140.9...
EUVD-2026-14808
Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability affects Firefox 149, Firefox ESR 115.34, and Firefox ESR 140.9...
CVE-2026-4704
Denial-of-service in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
CVE-2026-4721
CVE-2026-4721 refers to memory-safety bugs in Firefox/Thunderbird across Firefox ESR 115.33, ESR 140.8, and Firefox/Thunderbird 148. Some flaws show memory corruption and could be exploitable for arbitrary code with enough effort per the initial entry. The issues were fixed in Firefox 149, Firefo...
CVE-2026-4720
Memory safety bugs present in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in...
CVE-2026-4714
CVE-2026-4714 is an Audio/Video boundary-condition vulnerability present in Mozilla Firefox/Thunderbird stack. The initial entry states impact as high (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H, CVSS 3.1 base 7.5) with exploitation not described in the sources. Connected advisories confirm the issue af...
CVE-2026-4712 Information disclosure in the Widget: Cocoa component
Information disclosure in the Widget: Cocoa component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...
