CVE-2026-33941

Handlebars provides the power necessary to let users build semantic templates. In versions 4.0.0 through 4.7.8, the Handlebars CLI precompiler bin/handlebars / lib/precompiler.js concatenates user-controlled strings — template file names and several CLI options — directly into the JavaScript it...

Improper Encoding or Escaping of Output

Overview org.webjars.npm:handlebars is an extension to the Mustache templating language. Affected versions of this package are vulnerable to Improper Encoding or Escaping of Output through the CLI precompiler in lib/precompiler.js. An attacker can execute arbitrary JavaScript in the generated...