CVE-2026-33939

Handlebars provides the power necessary to let users build semantic templates. In versions 4.0.0 through 4.7.8, when a Handlebars template contains decorator syntax referencing an unregistered decorator e.g. n, the compiled template calls lookupPropertydecorators, "n", which returns undefined. Th...

CVE-2026-33939 Handlebars.js has Denial of Service via Malformed Decorator Syntax in Template Compilation

Handlebars provides the power necessary to let users build semantic templates. In versions 4.0.0 through 4.7.8, when a Handlebars template contains decorator syntax referencing an unregistered decorator e.g. n, the compiled template calls lookupPropertydecorators, "n", which returns undefined. Th...

CVE-2026-33939

Summary: CVE-2026-33939 affects Handlebars 4.0.0–4.7.8, where a template using decorator syntax referencing an unregistered decorator (e.g. {{*n}}) causes the runtime to call an undefined value as a function, leading to an unhandled TypeError and a potential single-request DoS. The issue is fixed...

CVE-2026-33939 Handlebars.js has Denial of Service via Malformed Decorator Syntax in Template Compilation

Handlebars provides the power necessary to let users build semantic templates. In versions 4.0.0 through 4.7.8, when a Handlebars template contains decorator syntax referencing an unregistered decorator e.g. n, the compiled template calls lookupPropertydecorators, "n", which returns undefined. Th...

GHSA-9CX6-37PM-9JFF Handlebars.js has Denial of Service via Malformed Decorator Syntax in Template Compilation

Summary When a Handlebars template contains decorator syntax referencing an unregistered decorator e.g. n, the compiled template calls lookupPropertydecorators, "n", which returns undefined. The runtime then immediately invokes the result as a function, causing an unhandled TypeError: ... is not ...

EUVD-2026-16858

Handlebars.js has Denial of Service via Malformed Decorator Syntax in Template Compilation...

Improper Check for Unusual or Exceptional Conditions

Overview org.webjars.npm:handlebars is an extension to the Mustache templating language. Affected versions of this package are vulnerable to Improper Check for Unusual or Exceptional Conditions through the registerDecorator path in lib/handlebars/compiler/javascript-compiler.js. An attacker can...

Handlebars.js has Denial of Service via Malformed Decorator Syntax in Template Compilation

Summary When a Handlebars template contains decorator syntax referencing an unregistered decorator e.g. n, the compiled template calls lookupPropertydecorators, "n", which returns undefined. The runtime then immediately invokes the result as a function, causing an unhandled TypeError: ... is not ...

Handlebars.js has JavaScript Injection via AST Type Confusion by tampering @partial-block

Summary The @partial-block special variable is stored in the template data context and is reachable and mutable from within a template via helpers that accept arbitrary objects. When a helper overwrites @partial-block with a crafted Handlebars AST, a subsequent invocation of @partial-block compil...

Arbitrary Code Injection

Overview happy-dom is a Happy DOM is a JavaScript implementation of a web browser without its graphical user interface. It includes many web standards from WHATWG DOM and HTML. Affected versions of this package are vulnerable to Arbitrary Code Injection in the ECMAScript module compilation proces...

CVE-2026-4702

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...

CVE-2026-4702 JIT miscompilation in the JavaScript Engine component

JIT miscompilation in the JavaScript Engine component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

CVE-2026-4698 JIT miscompilation in the JavaScript Engine: JIT component

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

CVE-2026-21732

The Imagination Graphics DDK is vulnerable to an out-of-bounds write within the GPU shader compiler library (specifically in libusc during ConvertSwitchToArrayLookupBP ). This vulnerability is triggered when the compiler process handles a web page containing unusual GPU shader code, such as an ed...

SandboxJS has an execution-quota bypass (cross-sandbox currentTicks race) in SandboxJS timers

Summary Assumed repo path is /Users/zwique/Downloads/SandboxJS-0.8.34 no /Users/zwique/Downloads/SandboxJS found. A global tick state currentTicks.current is shared between sandboxes. Timer string handlers are compiled at execution time using that global tick state rather than the scheduling...

CVE-2026-30960 RSSN has Arbitrary Code Execution via Unvalidated JIT Instruction Generation in C-FFI Interface

rssn is a scientific computing library for Rust, combining a high-performance symbolic computation engine with numerical methods support and physics simulations functionalities. The vulnerability exists in the JIT Just-In-Time compilation engine, which is fully exposed via the CFFI Foreign Functi...

CVE-2026-30960: Improper Control of Generation of Code

rssn is a scientific computing library for Rust, combining a high-performance symbolic computation engine with numerical methods support and physics simulations functionalities. The vulnerability exists in the JIT Just-In-Time compilation engine, which is fully exposed via the CFFI Foreign Functi...

PT-2026-24192

Name of the Vulnerable Software and Affected Versions rssn versions prior to 0.2.9 Description The rssn scientific computing library for Rust has an issue in its JIT Just-In-Time compilation engine, which is exposed through the CFFI Foreign Function Interface. Insufficient input validation and...

PT-2026-24649

Impact Vulnerability Type: Improper Control of Generation of Code 'Code Injection' CWE-94 / Improper Check for Unusual or Exceptional Conditions CWE-754 / Improper Input Validation CWE-20 / Use of Low-Level Functionality CWE-695 / Improper Privilege Management CWE-269 / External Control of System...

SUSE CVE-2025-69645

Binutils objdump contains a denial-of-service vulnerability when processing a crafted binary with malformed DWARF debug information. A logic error in the handling of DWARF compilation units can result in an invalid offsetsize value being used inside bytegetlittleendian, leading to an abort SIGABR...