High severityGHSA Advisory· Published Jun 11, 2026· Updated Jun 11, 2026
OpenZeppelin Contracts Wizard has Code Injection in Generated Hardhat and Foundry Tests via Unsanitized opts.name / opts.uri
CVE-2026-48054
Description
Summary
The OpenZeppelin Contracts Wizard generated Hardhat (test/test.ts) and Foundry (test/.t.sol) example test files that interpolated user-supplied strings (opts.name, opts.uri) into the test source without escaping. A crafted input could produce a generated test file in which the input string broke out of its surrounding literal and was parsed as code, executing when a developer ran npm test or forge test on the downloaded project.
Impact
- Users of the hosted Wizard at https://wizard.openzeppelin.com: no action required. The site has been redeployed with the fix.
- **Users of
@openzeppelin/wizardvia the documented public API:** not affected. The vulnerable functions (zipHardhat,zipFoundry) are not part of the package's documented public exports. - **Callers of
zipHardhat/zipFoundrywho forward externally-controlled strings intoopts.name/opts.uri:** upgrade to0.10.9.
Patches
Fixed in @openzeppelin/wizard@0.10.9.
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 |
|---|---|---|
@openzeppelin/wizardnpm | < 0.10.9 | 0.10.9 |
Affected products
1- Range: <= 0.10.8
Patches
Vulnerability mechanics
References
4- github.com/advisories/GHSA-4x76-22x2-rx8vghsaADVISORY
- github.com/OpenZeppelin/contracts-wizard/commit/ec12c44f8d9e0491eba31037f95b36e98ec58b5fghsaWEB
- github.com/OpenZeppelin/contracts-wizard/releases/tag/%40openzeppelin%2Fwizard%400.10.9ghsaWEB
- github.com/OpenZeppelin/contracts-wizard/security/advisories/GHSA-4x76-22x2-rx8vghsaWEB
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