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zod (npm)

TypeScript-first schema validation with static type inference

Advisories
3
Latest version
4.6.7
Released Oct 12, 2026
License
MIT
OpenSSF Scorecard
5.1 / 10

How to fix

Upgrading to 4.6.6 or later clears every advisory below that has a fix.

Upgrade commands
npm
npm install zod@4.6.7
yarn
yarn add zod@4.6.7
pnpm
pnpm add zod@4.6.7

Known vulnerabilities

AdvisorySeverityAffectedFixed in
GHSA-mrhx-c7xc-m3w5
Zod can exhaust memory while validating oversized constrained collections
High
EPSS 0.35%
< 4.6.6
4.6.6
GHSA-mrhx-c7xc-m3w5
Zod can exhaust memory while validating oversized constrained collections
High
EPSS 0.35%
< 4.6.6
4.6.6
GHSA-m95q-7qp3-xv42
Zod denial of service vulnerability
High
EPSS 0.92%
< 3.22.3
3.22.3

Source: git+https://github.com/colinhacks/zod.git

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