CVE-2019-19919

Name	CVE-2019-19919
Description	Versions of handlebars prior to 4.3.0 are vulnerable to Prototype Pollution leading to Remote Code Execution. Templates may alter an Object's __proto__ and __defineGetter__ properties, which may allow an attacker to execute arbitrary code through crafted payloads.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
node-handlebars (PTS)	buster	3:4.1.0-1+deb10u3	fixed
	bullseye	3:4.7.6+~4.1.0-2	fixed
	sid, trixie, bookworm	3:4.7.7+~4.1.0-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
node-handlebars	source	buster	3:4.1.0-1+deb10u1
node-handlebars	source	(unstable)	3:4.5.3-1

https://www.npmjs.com/advisories/1164