CVE-2026-0888 Information disclosure in the XML component

Information disclosure in the XML component. This vulnerability was fixed in Firefox 147 and Thunderbird 147...

CVE-2026-0888

Information disclosure in the XML component. This vulnerability was fixed in Firefox 147 and Thunderbird 147...

CVE-2026-0886 Incorrect boundary conditions in the Graphics component

Incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7...

CVE-2026-0887

Clickjacking issue, information disclosure in the PDF Viewer component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7...

CVE-2026-0885 Use-after-free in the JavaScript: GC component

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-2026-0885 Use-after-free in the JavaScript: GC component

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-2026-0883 Information disclosure in the Networking component

Information disclosure in the Networking component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7...

CVE-2026-0884

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7...

CVE-2026-0883

CVE-2026-0883 identifies an information disclosure vulnerability within the Networking component of Mozilla products. This flaw can allow a malicious actor to gain access to confidential data . The vulnerability impacts Firefox (versions prior to 147), Firefox ESR (versions prior to 140.7), Thund...

CVE-2026-0885

A use-after-free vulnerability exists in the JavaScript: GC component of the Mozilla Firefox and Thunderbird products. This memory safety issue can allow a remote attacker to execute arbitrary code on the affected system. The vulnerability affects versions of Firefox earlier than 147 and Firefox ...

CVE-2026-0885

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-2026-0882 Use-after-free in the IPC component

Use-after-free in the IPC component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7...

CVE-2026-0882

Use-after-free in the IPC component. This vulnerability affects Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7...

CVE-2026-0882

Use-after-free in the IPC component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7...

CVE-2026-0880

Sandbox escape due to integer overflow in the Graphics component. This vulnerability affects Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7...

CVE-2026-0878

Mozilla Firefox , Firefox ESR , and Thunderbird are vulnerable to a sandbox escape caused by incorrect boundary conditions in the Graphics:CanvasWebGL component. An attacker could exploit this vulnerability to execute arbitrary code on the system or cause the application to crash. The issue is ad...

PT-2026-2647

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 147 Firefox ESR versions prior to 140.7 Description A use-after-free issue exists in the JavaScript: GC component. This condition may lead to unexpected behavior or potentially allow for arbitrary code execution...

Linux Distros Unpatched Vulnerability : CVE-2026-0886

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, an...

CVE-2020-12407

Mozilla Developer Nicolas Silva found that when using WebRender, Firefox would under certain conditions leak arbitrary GPU memory to the visible screen. The leaked memory content was visible to the user, but not observable from web content. This vulnerability affects Firefox 77...

firefox: thunderbird: Privilege escalation in the Netmonitor component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Privilege escalation in the Netmonitor component...