CVE-2019-19919
9.8CRITICAL
Key Information
- Vendor
- Handlebars.js Project
- Status
- Handlebars.js
- Vendor
- CVE Published:
- 20 December 2019
Badges
👾 Exploit Exists🔴 Public PoC
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.
Exploit Proof of Concept (PoC)
PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.
EPSS Score
1% chance of being exploited in the next 30 days.
CVSS V3.1
Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged
Timeline
- 👾
Exploit exists.
Vulnerability published.
Vulnerability Reserved.
Collectors
NVD DatabaseMitre Database1 Proof of Concept(s)