When Flaws Cascade: Understanding Vulnerabilities and Exploitation Chains in JavaScript Engines

JavaScript engines are pivotal to modern web browsers, enabling the execution of dynamic and interactive web applications. However, their complexity and widespread adoption make them prime targets for attackers exploiting vulnerabilities. While existing research has focused on detecting...

PT-2026-107505

Name of the Vulnerable Software and Affected Versions SMA1000 affected versions not specified Description A post-authentication Stored Cross-Site Scripting XSS issue exists in the Appliance Management Console AMC. This allows a remote authenticated attacker with administrator privileges to store...

CVE-2025-70519: Improper Neutralization of Input During Web Page Generation

The device log component of Fanvil x7a firmware version 2.6.0.1182 does not properly sanitize or encode reflected user supplied data. The lack of sanitization allows for the injection of HTML which can be used to execute malicious JavaScript code on any target browser which renders the device log...

CVE-2026-106374

A type confusion flaw was found in the V8 component of the Chromium browser. Upstream bugs: https://issues.chromium.org/issues/552832446...

EUVD-2026-94066

The Gitea API endpoint GET /api/v1/repos/owner/repo/media/filepath wrote files of up to 1 KiB that are stored directly in Git, not in LFS, to the response without the content type and disposition headers Gitea uses for user content. An HTML file committed to a repository was therefore rendered by...

CVE-2026-96594 Gitea repository media API stored XSS

The Gitea API endpoint GET /api/v1/repos/owner/repo/media/filepath wrote files of up to 1 KiB that are stored directly in Git, not in LFS, to the response without the content type and disposition headers Gitea uses for user content. An HTML file committed to a repository was therefore rendered by...

CVE-2026-96594

The Gitea API endpoint "GET /api/v1/repos/owner/repo/media/filepath" wrote files of up to 1 KiB that are stored directly in Git, not in LFS, to the response without the content type and disposition headers Gitea uses for user content. An HTML file committed to a repository was therefore rendered ...

CVE-2026-96594 Gitea repository media API stored XSS

The Gitea API endpoint GET /api/v1/repos/owner/repo/media/filepath wrote files of up to 1 KiB that are stored directly in Git, not in LFS, to the response without the content type and disposition headers Gitea uses for user content. An HTML file committed to a repository was therefore rendered by...

CVE-2026-96594 Gitea repository media API stored XSS

The Gitea API endpoint GET /api/v1/repos/owner/repo/media/filepath wrote files of up to 1 KiB that are stored directly in Git, not in LFS, to the response without the content type and disposition headers Gitea uses for user content. An HTML file committed to a repository was therefore rendered by...

firefox: thunderbird: Invalid pointer in the JavaScript: WebAssembly component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Invalid pointer in the JavaScript: WebAssembly component...

firefox: thunderbird: JIT miscompilation in the JavaScript: WebAssembly component

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

firefox: thunderbird: Use-after-free in the JavaScript: WebAssembly 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: WebAssembly component...

firefox: thunderbird: Use-after-free in the JavaScript: WebAssembly 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: WebAssembly component...

firefox: thunderbird: JIT miscompilation in the JavaScript: WebAssembly component

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

firefox: thunderbird: Invalid pointer in the JavaScript: WebAssembly component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Invalid pointer in the JavaScript: WebAssembly component...

firefox: thunderbird: Use-after-free in the JavaScript: WebAssembly 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: WebAssembly component...

firefox: thunderbird: Use-after-free in the JavaScript: WebAssembly 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: WebAssembly component...

CVE-2026-106550 CVE-2026-106550

Mozilla's Node-convict version 6.2.2 and later is vulnerable to a Denial of Service vulnerability caused by incomplete prototype‑pollution protections in config.set. An attacker controlling the configuration key can write arbitrary properties to constructor., which walk resolves to the global...

CVE-2026-106550 CVE-2026-106550

Mozilla's Node-convict version 6.2.2 and later is vulnerable to a Denial of Service vulnerability caused by incomplete prototype‑pollution protections in config.set. An attacker controlling the configuration key can write arbitrary properties to constructor., which walk resolves to the global...

CVE-2026-106448

StableLib is a stable library of useful TypeScript and JavaScript code. Prior to 2.0.4, the @stablelib/cbor CBOR map decoding path creates ordinary JavaScript objects and assigns attacker-controlled keys with bracket assignment. A map key named proto invokes the inherited prototype setter instead...