Ecosyste.ms: Advisories

An open API service providing security vulnerability metadata for many open source software ecosystems.

Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTc2NWgtcWp4di01ZjQ0

Prototype Pollution in handlebars

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.

Permalink: https://github.com/advisories/GHSA-765h-qjxv-5f44
JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTc2NWgtcWp4di01ZjQ0
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Critical
Classification: General
Published: almost 3 years ago
Updated: 12 months ago


CVSS Score: 9.8
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Percentage: 0.0289
EPSS Percentile: 0.90519

Identifiers: GHSA-765h-qjxv-5f44, CVE-2021-23383
References: Repository: https://github.com/handlebars-lang/handlebars.js
Blast Radius: 59.8

Affected Packages

npm:handlebars
Dependent packages: 15,556
Dependent repositories: 1,258,975
Downloads: 47,172,137 last month
Affected Version Ranges: < 4.7.7
Fixed in: 4.7.7
All affected versions: 1.0.6, 1.0.7, 1.0.8, 1.0.9, 1.0.10, 1.0.11, 1.0.12, 1.1.0, 1.1.1, 1.1.2, 1.2.0, 1.2.1, 1.3.0, 2.0.0, 3.0.0, 3.0.1, 3.0.2, 3.0.3, 3.0.4, 3.0.5, 3.0.6, 3.0.7, 3.0.8, 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.5, 4.0.6, 4.0.7, 4.0.8, 4.0.9, 4.0.10, 4.0.11, 4.0.12, 4.0.13, 4.0.14, 4.1.0, 4.1.1, 4.1.2, 4.2.0, 4.2.1, 4.2.2, 4.3.0, 4.3.1, 4.3.2, 4.3.3, 4.3.4, 4.3.5, 4.4.0, 4.4.1, 4.4.2, 4.4.3, 4.4.4, 4.4.5, 4.5.0, 4.5.1, 4.5.2, 4.5.3, 4.6.0, 4.7.0, 4.7.1, 4.7.2, 4.7.3, 4.7.4, 4.7.5, 4.7.6
All unaffected versions: 4.7.7, 4.7.8