Search Results (3226 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2006-0749 2 Mozilla, Redhat 5 Firefox, Mozilla Suite, Seamonkey and 2 more 2026-04-16 N/A
nsHTMLContentSink.cpp in Mozilla Firefox and Thunderbird 1.x before 1.5 and 1.0.x before 1.0.8, Mozilla Suite before 1.7.13, and SeaMonkey before 1.0 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unknown vectors involving a "particular sequence of HTML tags" that leads to memory corruption.
CVE-2026-5731 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-16 9.8 Critical
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. This vulnerability was fixed in Firefox 149.0.2, Firefox ESR 115.34.1, Firefox ESR 140.9.1, Thunderbird 149.0.2, and Thunderbird 140.9.1.
CVE-2026-2784 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-16 9.8 Critical
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2779 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-16 9.8 Critical
Incorrect boundary conditions in the Networking: JAR component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2778 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-16 10 Critical
Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2776 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-16 10 Critical
Sandbox escape due to incorrect boundary conditions in the Telemetry component in External Software. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2775 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-16 9.8 Critical
Mitigation bypass in the DOM: HTML Parser component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2773 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-16 9.8 Critical
Incorrect boundary conditions in the Web Audio component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2771 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-16 9.8 Critical
Undefined behavior in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2766 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-16 9.8 Critical
Use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2765 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-16 9.8 Critical
Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2764 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-16 9.8 Critical
JIT miscompilation, use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2006-1993 1 Mozilla 1 Firefox 2026-04-16 N/A
Mozilla Firefox 1.5.0.2, when designMode is enabled, allows remote attackers to cause a denial of service and possibly execute arbitrary code via certain Javascript that is not properly handled by the contentWindow.focus method in an iframe, which causes a reference to a deleted controller context object. NOTE: this was originally claimed to be a buffer overflow in (1) js320.dll and (2) xpcom_core.dll, but the vendor disputes this claim.
CVE-2006-2723 1 Mozilla 1 Firefox 2026-04-16 N/A
Unspecified versions of Mozilla Firefox allow remote attackers to cause a denial of service (crash) via a web page that contains a large number of nested marquee tags. NOTE: a followup post indicated that the initial report could not be verified.
CVE-2005-2270 2 Mozilla, Redhat 3 Firefox, Mozilla, Enterprise Linux 2026-04-16 N/A
Firefox before 1.0.5 and Mozilla before 1.7.9 does not properly clone base objects, which allows remote attackers to execute arbitrary code by navigating the prototype chain to reach a privileged object.
CVE-2004-0905 5 Conectiva, Mozilla, Netscape and 2 more 10 Linux, Firefox, Mozilla and 7 more 2026-04-16 N/A
Mozilla Firefox before the Preview Release, Mozilla before 1.7.3, and Thunderbird before 0.8 allows remote attackers to perform cross-domain scripting and possibly execute arbitrary code by convincing a user to drag and drop javascript: links to a frame or page in another domain.
CVE-2026-0877 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-15 8.1 High
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.
CVE-2026-0885 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-15 6.5 Medium
Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.
CVE-2026-2772 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-15 8.8 High
Use-after-free in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2777 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-04-15 9.8 Critical
Privilege escalation in the Messaging System component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.