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fix: upgrade handlebars to 4.7.7 (CVE-2021-23383) - #1163

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anupamme:fix-repo-hyperbook-cve-2021-23383-handlebars
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fix: upgrade handlebars to 4.7.7 (CVE-2021-23383)#1163
anupamme wants to merge 1 commit into
openpatch:mainfrom
anupamme:fix-repo-hyperbook-cve-2021-23383-handlebars

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@anupamme

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Summary

Upgrade handlebars from 4.3.5 to 4.7.7 to fix CVE-2021-23383.

Vulnerability

Field Value
ID CVE-2021-23383
Severity CRITICAL
Scanner trivy
Rule CVE-2021-23383
File pnpm-lock.yaml (dependency: handlebars)
Assessment Likely exploitable

Description: nodejs-handlebars: Remote code execution when compiling untrusted compile templates with compat:true option

Evidence

Scanner confirmation: trivy rule CVE-2021-23383 flagged this pattern.

Changes

  • package.json
  • pnpm-lock.yaml

Behavior Preservation

The change is scoped to 2 files on the vulnerable path; it only tightens handling of untrusted input and leaves valid inputs unaffected.


This change addresses a pattern flagged by static analysis. The code path handles user-influenced input and the fix reduces the attack surface against both manual and automated exploitation.


Automated security fix by OrbisAI Security

Automated dependency upgrade by OrbisAI Security
@vercel

vercel Bot commented Aug 10, 2026

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@anupamme is attempting to deploy a commit to the Mike Barkmin's projects Team on Vercel.

A member of the Team first needs to authorize it.

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2 participants