CVE-2019-19919GHSA-W457-6Q6X-CGP9
Versions of handlebars prior to 4.3.0 are vulnerable to Prototype Pollution leading to Remote Code Execution.
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Fix
- Fixed in 4.3.0, 3.0.8
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- 1 proof of concept on GitHub
Summary
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.
Timeline
- CVE published
- Record last updated
Affected versions
- n/a n/a
Version range not reported
- handlebarsnpm
From 4.0.0 · fixed in 4.3.0
- bootstrap-wysihtml5-railsRubyGems
From 0.3.3.5 · through 0.3.3.8
- handlebarsnpm
fixed in 3.0.8