CVE-2015-8861: Handlebars.js Project Handlebars.js

Medium severity, CVSS 6.1. EPSS: 2.6% chance of exploitation in the next 30 days.

The handlebars package before 4.0.0 for Node.js allows remote attackers to conduct cross-site scripting (XSS) attacks by leveraging a template with an attribute that is not quoted.

Affected products

• Handlebars.js Project Handlebars.js: before 4.0.0 (fixed in 4.0.0)

Published 2017-01-23. Last modified 2026-06-17.