CVE-2026-2783

CVE-2026-2783 is a JIT miscompilation information-disclosure vulnerability in the JavaScript Engine (JIT component) that affects Firefox and Thunderbird products. Public details in connected advisories state the issue arises from JIT miscompilation, enabling information disclosure, and indicate f...

CVE-2026-2766 Use-after-free in the JavaScript Engine: JIT component

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-2026-2766

CVE-2026-2766 is a use-after-free in the JavaScript Engine: JIT component of Firefox/Firefox ESR that was fixed in Firefox 148, ESR 140.8, Thunderbird 148, and Thunderbird 140.8. Affected products in the provided documents include Firefox-based browsers and Thunderbird; multiple advisories (Astra...

CVE-2026-2764

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-2026-2764 JIT miscompilation, use-after-free in the JavaScript Engine: JIT component

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...

EUVD-2026-8486

JIT miscompilation, use-after-free in the JavaScript Engine: JIT component. This vulnerability affects Firefox 148, Firefox ESR 115.33, and Firefox ESR 140.8...

CVE-2026-2764 JIT miscompilation, use-after-free in the JavaScript Engine: JIT component

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-2026-2764

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-2024-1524 A local user can be impersonated when using federated authentication with Silent JIT Provisioning.

When the "Silent Just-In-Time Provisioning" feature is enabled for a federated identity provider IDP there is a risk that a local user store user's information may be replaced during the account provisioning process in cases where federated users share the same username as local users. There will...

Mozilla’s various products have vulnerabilities related to resource management.

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 execution vulnerability exists in several Mozilla products that...

CVE-2026-2764: Use After Free

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...

Firefox -- Multiple vulnerabilities

CVE-2026-2807: Memory safety bugs present in Firefox 147 and Thunderbird 147 CVE-2026-2806: Uninitialized memory in the Graphics: Text component. CVE-2026-2805: Invalid pointer in the DOM: Core & HTML component. CVE-2026-2804: Use-after-free in the JavaScript: WebAssembly component. CVE-2026-2803...

CVE-2026-2796: Access of Resource Using Incompatible Type

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148 and Thunderbird 148...

Mozilla’s various products have vulnerabilities related to resource management.

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-2026-2766: Use After Free

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...

Mozilla Firefox and Mozilla Thunderbird security vulnerabilities

Mozilla Firefox and Mozilla Thunderbird are both products of the American Mozilla Foundation. Mozilla Firefox is an open-source web browser. Mozilla Thunderbird is an email client software that emerged independently from the Mozilla Application Suite. This software supports IMAP and POP email...

CVE-2026-2783: Access of Resource Using Incompatible Type

Information disclosure due to JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

PT-2026-21729

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 148 Thunderbird versions prior to 148 Description A JIT miscompilation issue exists in the JavaScript: WebAssembly component. JIT Just-In-Time compilation is a method used by browsers to improve execution speed by...

php:php-fuzz-function-jit: Heap-use-after-free in i_zval_ptr_dtor

Detailed Report: https://oss-fuzz.com/testcase?key=6239113555804160 Project: php Fuzzing Engine: libFuzzer Fuzz Target: php-fuzz-function-jit Job Type: libfuzzerasanphp Platform Id: linux Crash Type: Heap-use-after-free READ 1 Crash Address: 0x7c4f96217bb1 Crash State: izvalptrdtor concatfunction...

jit-cli (0.1.0), langchain-icosa (>=1.0.0, <=1.1.2) +3 more potentially affected by CVE-2026-26013 via langchain-core (0.2.24)

langchain-core PYPI version 0.2.24 is affected by a known vulnerability. The following packages have a transitive dependency on langchain-core and may be impacted: - jit-cli 0.1.0 - langchain-icosa =1.0.0, =1.2.0, =1.2.0, =1.2.6 Source cves: CVE-2026-26013 Source advisory: OSV:GHSA-2G6R-C272-W58R...