CVE-2026-33937
1 advisory.
npm/handlebars CVE-2026-33937: critical 9.8
Handlebars.js has JavaScript Injection via AST Type Confusion
Action: Upgrade handlebars to 4.7.9 or later.
npm i handlebars@4.7.9Affected
| introduced | fixed | last affected |
|---|---|---|
| 4.0.0 | 4.7.9 | - |
Fixed versions
| 4.7.9 |
Sources
- osv: GHSA-2w6w-674q-4c4q
- https://github.com/handlebars-lang/handlebars.js/security/advisories/GHSA-2w6w-674q-4c4q
- https://nvd.nist.gov/vuln/detail/CVE-2026-33937
- https://github.com/handlebars-lang/handlebars.js/commit/68d8df5a88e0a26fe9e6084c5c6aaebe67b07da2
- https://github.com/handlebars-lang/handlebars.js
- https://github.com/handlebars-lang/handlebars.js/releases/tag/v4.7.9
CVE-2026-33937 · published · modified · JSON