Critical · 9.8 CVE-2022-37257 EUVD-2022-6751GHSA-93q5-3xpc-8vg3

steal vulnerable to Prototype Pollution via requestedVersion variable

Published Sep 15, 2022 · Updated Jul 9, 2026 · Assigned by mitre

Description

Prototype pollution vulnerability in function convertLater in npm-convert.js in stealjs steal 2.2.4 via the requestedVersion variable in npm-convert.js.

Affected packages

Ecosystem	Package	Affected	Fixed	Record
npm	steal	<= 2.3.0	—	GHSA-93q5-3xpc-8vg3

References

https://github.com/stealjs/steal/blob/c9dd1eb19ed3f97aeb93cf9dcea5d68ad5d0ced9/ext/npm-convert.js#L362
https://github.com/stealjs/steal/blob/c9dd1eb19ed3f97aeb93cf9dcea5d68ad5d0ced9/ext/npm-convert.js#L371
https://github.com/stealjs/steal/issues/1526