SEPTEMBER 19, 2026
Live Feed
Back to database
Case File

CVE-2021-23383

MEDIUM · CVSS 5.6 EPSS 4.51% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-05-04 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.6. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2021-23383
Severity
MEDIUM
CVSS
5.6
EPSS
4.51%

Original NVD Description

The package handlebars before 4.7.7 are vulnerable to Prototype Pollution when selecting certain compiling options to compile templates coming from an untrusted source.

Related CVEs

Other vulnerabilities affecting the same vendor(s)