Mozilla’s various products have security vulnerabilities

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...

PT-2026-34036

blueprintUE is a tool to help Unreal Engine developers. Prior to 4.2.0, the password change form at /profile/slug/edit/ does not include a current password field and does not verify the user's existing password before accepting a new one. Any attacker who obtains a valid authenticated session —...

PT-2026-34022

blueprintUE is a tool to help Unreal Engine developers. Prior to 4.2.0, when a password reset is initiated, a 128-character CSPRNG token is generated and stored alongside a password reset at timestamp. However, the token redemption function findUserIDFromEmailAndToken queries only for a matching...

PT-2026-33965

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 150 Thunderbird versions prior to 150 Description An issue exists in the JavaScript Engine component. Recommendations Update Firefox to version 150. Update Thunderbird to version 150...

CVE-2026-6754: Use After Free

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

CVE-2026-40586: Improper Restriction of Excessive Authentication Attempts

blueprintUE is a tool to help Unreal Engine developers. Prior to 4.2.0, the login form handler performs no throttling of any kind. Failed authentication attempts are processed at full network speed with no IP-based rate limiting, no per-account attempt counter, no temporary lockout, no progressiv...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010677)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010677 advisory. In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: clear MSIX permission entry on shutdown Add disabling/clearing of MSIX permissio...

Cisco Identity Services Engine XSS

The vulnerability in the web interface of the Cisco Identity Services Engine ISE management platform for network policies relates to the lack of protective measures for the website structure. Exploiting this vulnerability allows a malicious actor to perform cross-site scripting XSS attacks remote...

Mozilla -- Other issue in the JavaScript Engine component

https://bugzilla.mozilla.org/showbug.cgi?id=2023343 reports: Other issue in the JavaScript Engine component...

Mozilla -- Use-after-free

https://bugzilla.mozilla.org/showbug.cgi?id=2027541 reports: Use-after-free in the JavaScript Engine component...

KLA90995 Multiple vulnerabilities in Mozilla Thunderbird ESR

Multiple vulnerabilities were found in Mozilla Thunderbird ESR. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information, spoof user interface. Below is a complete list of vulnerabilities: 1. A...

KLA90994 Multiple vulnerabilities in Mozilla Thunderbird

Multiple vulnerabilities were found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information, spoof user interface. Below is a complete list of vulnerabilities: 1. A...

KLA90991 Multiple vulnerabilities in Mozilla Firefox

Multiple vulnerabilities were found in Mozilla Firefox. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information, spoof user interface. Below is a complete list of vulnerabilities: 1. A remote...

SUSE CVE-2026-40342

Firebird is an open-source relational database management system. In versions prior to 5.0.4, 4.0.7 and 3.0.14, the external engine plugin loader concatenates a user-supplied engine name into a filesystem path without filtering path separators or .. components. An authenticated user with CREATE...

CVE-2026-6652

A weakness has been identified in Pagekit CMS up to 1.0.18. This issue affects the function evaluate of the file app/modules/view/src/PhpEngine.php of the component StringStorage Template Handler. This manipulation causes improper neutralization of directives in dynamically evaluated code. Remote...

CVE-2026-40342

A flaw was found in Firebird, an open-source relational database management system. An authenticated user with CREATE FUNCTION privileges can exploit a path traversal vulnerability in the external engine plugin loader. This allows an attacker to use a crafted engine name to load an arbitrary shar...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common...

firefox: thunderbird: Incorrect boundary conditions, uninitialized memory in the JavaScript Engine component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions, uninitialized memory in the JavaScript Engine component...

firefox: thunderbird: Use-after-free in the JavaScript Engine component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the JavaScript Engine component...

firefox: thunderbird: JIT miscompilation in the JavaScript Engine component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: JIT miscompilation in the JavaScript Engine component...