Mozilla多款产品 资源管理错误漏洞

Mozilla Firefox, among others, are products of the American Mozilla Foundation. Mozilla Firefox is an open-source web browser. Mozilla Firefox ESR is a extended support version of Firefox the web browser. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla...

Mozilla多款产品 安全漏洞

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 memory misreference vulnerability exists in multiple Mozilla products,...

Mozilla Firefox和Mozilla Thunderbird 安全漏洞

Mozilla Firefox is an open source web browser.Mozilla Thunderbird is a set of e-mail client software separate from the Mozilla Application Suite. The software supports IMAP, POP mail protocols and HTML mail format. A security vulnerability exists in Mozilla Firefox and Mozilla Thunderbird, which...

PT-2026-27427

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 149 Thunderbird versions prior to 149 Description Memory safety issues exist in Firefox 148 and Thunderbird 148. These bugs demonstrate evidence of memory corruption, and it is presumed that, with sufficient effort,...

Security Vulnerabilities fixed in Thunderbird 140.9 — Mozilla

A malicious mail server could send malformed strings with negative lengths, causing the parser to read memory outside the buffer. If a mail server or connection to a mail server were compromised, an attacker could cause the parser to malfunction, potentially crashing Thunderbird or leaking...

Security Vulnerabilities fixed in Thunderbird 149 — Mozilla

A malicious mail server could send malformed strings with negative lengths, causing the parser to read memory outside the buffer. If a mail server or connection to a mail server were compromised, an attacker could cause the parser to malfunction, potentially crashing Thunderbird or leaking...

Mozilla Thunderbird < 149.0

The version of Thunderbird installed on the remote Windows host is prior to 149.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-23 advisory. - Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability affects Firefox 149 a...

Mozilla Thunderbird < 140.9

The version of Thunderbird installed on the remote Windows host is prior to 140.9. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-24 advisory. - Privilege escalation in the Netmonitor component. This vulnerability affects Firefox 149, Firefox ESR 140.9,...

RHEL 9 : thunderbird (RHSA-2026:3516)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:3516 advisory. Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: libvpx: Heap buffer overflow in libvpx CVE-2026-2447 firefox:...

KLA90955 Multiple vulnerabilities in Mozilla Thunderbird

Multiple vulnerabilities were found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to gain privileges, obtain sensitive information, bypass security restrictions, cause denial of service, execute arbitrary code, spoof user interface. Below is a complete list of...

Mozilla多款产品 安全漏洞

Mozilla Firefox, among others, are products of the American Mozilla Foundation. Mozilla Firefox is an open-source web browser. Mozilla Firefox ESR is a extended support version of Firefox the web browser. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla...

CVE-2026-4692: Improper Isolation or Compartmentalization

Sandbox escape in the Responsive Design Mode component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

CVE-2026-4715: Use of Uninitialized Resource

Uninitialized memory in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

CVE-2026-4722: Undefined Security Weakness

Privilege escalation in the IPC component. This vulnerability was fixed in Firefox 149 and Thunderbird 149...

CVE-2026-4724: Reliance on Undefined, Unspecified, or Implementation-Defined Behavior

Undefined behavior in the Audio/Video component. This vulnerability was fixed in Firefox 149 and Thunderbird 149...

CVE-2026-4725: Use After Free

Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149 and Thunderbird 149...

CVE-2026-4726: Uncontrolled Resource Consumption

Denial-of-service in the XML component. This vulnerability was fixed in Firefox 149 and Thunderbird 149...

CVE-2026-4729: Buffer Copy without Checking Size of Input

Memory safety bugs present in 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 Firefox 149 and Thunderbird 149...

CVE-2026-4727: Uncontrolled Resource Consumption

Denial-of-service in the Libraries component in NSS. This vulnerability was fixed in Firefox 149 and Thunderbird 149...

CVE-2026-4688: Use After Free

Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...