Critical severityNVD Advisory· Published May 4, 2021· Updated Sep 16, 2024
Prototype Pollution
CVE-2021-23383
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
handlebarsnpm | < 4.7.7 | 4.7.7 |
Affected products
112- handlebars/handlebarsdescription
- osv-coords111 versionspkg:apk/chainguard/code-serverpkg:apk/chainguard/code-server-compatpkg:apk/chainguard/gitlab-rails-ce-18.1pkg:apk/chainguard/gitlab-rails-ce-18.2pkg:apk/chainguard/gitlab-rails-ce-18.3pkg:apk/chainguard/gitlab-rails-ce-18.4pkg:apk/chainguard/gitlab-rails-ce-18.5pkg:apk/chainguard/gitlab-rails-ce-18.6pkg:apk/chainguard/gitlab-rails-ce-18.7pkg:apk/chainguard/gitlab-rails-ce-assets-18.1pkg:apk/chainguard/gitlab-rails-ce-assets-18.11pkg:apk/chainguard/gitlab-rails-ce-assets-18.2pkg:apk/chainguard/gitlab-rails-ce-assets-18.3pkg:apk/chainguard/gitlab-rails-ce-assets-18.4pkg:apk/chainguard/gitlab-rails-ce-assets-18.5pkg:apk/chainguard/gitlab-rails-ce-assets-18.6pkg:apk/chainguard/gitlab-rails-ce-assets-18.7pkg:apk/chainguard/gitlab-rails-ce-assets-18.8pkg:apk/chainguard/gitlab-rails-ce-assets-18.9pkg:apk/chainguard/gitlab-rails-ce-assets-fips-18.1pkg:apk/chainguard/gitlab-rails-ce-assets-fips-18.11pkg:apk/chainguard/gitlab-rails-ce-assets-fips-18.2pkg:apk/chainguard/gitlab-rails-ce-assets-fips-18.3pkg:apk/chainguard/gitlab-rails-ce-assets-fips-18.4pkg:apk/chainguard/gitlab-rails-ce-assets-fips-18.5pkg:apk/chainguard/gitlab-rails-ce-assets-fips-18.6pkg:apk/chainguard/gitlab-rails-ce-assets-fips-18.7pkg:apk/chainguard/gitlab-rails-ce-assets-fips-18.8pkg:apk/chainguard/gitlab-rails-ce-assets-fips-18.9pkg:apk/chainguard/gitlab-rails-ce-doc-18.1pkg:apk/chainguard/gitlab-rails-ce-doc-18.2pkg:apk/chainguard/gitlab-rails-ce-doc-18.3pkg:apk/chainguard/gitlab-rails-ce-doc-18.4pkg:apk/chainguard/gitlab-rails-ce-doc-18.5pkg:apk/chainguard/gitlab-rails-ce-doc-18.6pkg:apk/chainguard/gitlab-rails-ce-doc-18.7pkg:apk/chainguard/gitlab-rails-ce-doc-fips-18.1pkg:apk/chainguard/gitlab-rails-ce-doc-fips-18.2pkg:apk/chainguard/gitlab-rails-ce-doc-fips-18.3pkg:apk/chainguard/gitlab-rails-ce-doc-fips-18.4pkg:apk/chainguard/gitlab-rails-ce-doc-fips-18.5pkg:apk/chainguard/gitlab-rails-ce-doc-fips-18.6pkg:apk/chainguard/gitlab-rails-ce-doc-fips-18.7pkg:apk/chainguard/gitlab-rails-ce-fips-18.1pkg:apk/chainguard/gitlab-rails-ce-fips-18.2pkg:apk/chainguard/gitlab-rails-ce-fips-18.3pkg:apk/chainguard/gitlab-rails-ce-fips-18.4pkg:apk/chainguard/gitlab-rails-ce-fips-18.5pkg:apk/chainguard/gitlab-rails-ce-fips-18.6pkg:apk/chainguard/gitlab-rails-ce-fips-18.7pkg:apk/chainguard/gitlab-rails-ee-17.0pkg:apk/chainguard/gitlab-rails-ee-17.1pkg:apk/chainguard/gitlab-rails-ee-17.10pkg:apk/chainguard/gitlab-rails-ee-17.11pkg:apk/chainguard/gitlab-rails-ee-17.2pkg:apk/chainguard/gitlab-rails-ee-17.3pkg:apk/chainguard/gitlab-rails-ee-17.4pkg:apk/chainguard/gitlab-rails-ee-17.6pkg:apk/chainguard/gitlab-rails-ee-17.7pkg:apk/chainguard/gitlab-rails-ee-17.8pkg:apk/chainguard/gitlab-rails-ee-17.9pkg:apk/chainguard/gitlab-rails-ee-assets-17.10pkg:apk/chainguard/gitlab-rails-ee-assets-17.11pkg:apk/chainguard/gitlab-rails-ee-assets-17.2pkg:apk/chainguard/gitlab-rails-ee-assets-17.3pkg:apk/chainguard/gitlab-rails-ee-assets-17.4pkg:apk/chainguard/gitlab-rails-ee-assets-17.6pkg:apk/chainguard/gitlab-rails-ee-assets-17.7pkg:apk/chainguard/gitlab-rails-ee-assets-17.8pkg:apk/chainguard/gitlab-rails-ee-assets-17.9pkg:apk/chainguard/gitlab-rails-ee-assets-fips-17.10pkg:apk/chainguard/gitlab-rails-ee-assets-fips-17.11pkg:apk/chainguard/gitlab-rails-ee-assets-fips-17.2pkg:apk/chainguard/gitlab-rails-ee-assets-fips-17.3pkg:apk/chainguard/gitlab-rails-ee-assets-fips-17.4pkg:apk/chainguard/gitlab-rails-ee-assets-fips-17.6pkg:apk/chainguard/gitlab-rails-ee-assets-fips-17.7pkg:apk/chainguard/gitlab-rails-ee-assets-fips-17.8pkg:apk/chainguard/gitlab-rails-ee-assets-fips-17.9pkg:apk/chainguard/gitlab-rails-ee-doc-17.10pkg:apk/chainguard/gitlab-rails-ee-doc-17.11pkg:apk/chainguard/gitlab-rails-ee-doc-17.2pkg:apk/chainguard/gitlab-rails-ee-doc-17.3pkg:apk/chainguard/gitlab-rails-ee-doc-17.4pkg:apk/chainguard/gitlab-rails-ee-doc-17.6pkg:apk/chainguard/gitlab-rails-ee-doc-17.7pkg:apk/chainguard/gitlab-rails-ee-doc-17.8pkg:apk/chainguard/gitlab-rails-ee-doc-17.9pkg:apk/chainguard/gitlab-rails-ee-doc-fips-17.10pkg:apk/chainguard/gitlab-rails-ee-doc-fips-17.11pkg:apk/chainguard/gitlab-rails-ee-doc-fips-17.2pkg:apk/chainguard/gitlab-rails-ee-doc-fips-17.3pkg:apk/chainguard/gitlab-rails-ee-doc-fips-17.4pkg:apk/chainguard/gitlab-rails-ee-doc-fips-17.6pkg:apk/chainguard/gitlab-rails-ee-doc-fips-17.7pkg:apk/chainguard/gitlab-rails-ee-doc-fips-17.8pkg:apk/chainguard/gitlab-rails-ee-doc-fips-17.9pkg:apk/chainguard/gitlab-rails-ee-fips-17.0pkg:apk/chainguard/gitlab-rails-ee-fips-17.1pkg:apk/chainguard/gitlab-rails-ee-fips-17.10pkg:apk/chainguard/gitlab-rails-ee-fips-17.11pkg:apk/chainguard/gitlab-rails-ee-fips-17.2pkg:apk/chainguard/gitlab-rails-ee-fips-17.3pkg:apk/chainguard/gitlab-rails-ee-fips-17.4pkg:apk/chainguard/gitlab-rails-ee-fips-17.6pkg:apk/chainguard/gitlab-rails-ee-fips-17.7pkg:apk/chainguard/gitlab-rails-ee-fips-17.8pkg:apk/chainguard/gitlab-rails-ee-fips-17.9pkg:apk/wolfi/code-serverpkg:apk/wolfi/code-server-compatpkg:npm/handlebars
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Patches
Vulnerability mechanics
References
11- github.com/advisories/GHSA-765h-qjxv-5f44ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2021-23383ghsaADVISORY
- github.com/handlebars-lang/handlebars.js/commit/f0589701698268578199be25285b2ebea1c1e427ghsax_refsource_MISCWEB
- github.com/rubysec/ruby-advisory-db/blob/master/gems/handlebars-source/CVE-2021-23383.ymlghsaWEB
- security.netapp.com/advisory/ntap-20210618-0007ghsaWEB
- security.netapp.com/advisory/ntap-20210618-0007/mitrex_refsource_CONFIRM
- snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1279031ghsax_refsource_MISCWEB
- snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1279032ghsax_refsource_MISCWEB
- snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1279030ghsax_refsource_MISCWEB
- snyk.io/vuln/SNYK-JS-HANDLEBARS-1279029ghsax_refsource_MISCWEB
- www.npmjs.com/package/handlebarsghsaWEB
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