GHSA-2g4c-8fpm-c46v
web3-utils Prototype Pollution vulnerability
Packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| npm | web3-utils | >= 4.0.1, < 4.2.1 | 4.2.1 |
Details
As written in the advisory (Markdown source, shown as plain text).
### Impact:
The mergeDeep() function in the web3-utils package has been identified for Prototype Pollution vulnerability. An attacker has the ability to modify an object's prototype, which could result in changing the behavior of all objects that inherit from the impacted prototype by providing carefully crafted input to function.
### Patches:
It has been fixed in web3-utils version 4.2.1 so all packages and apps depending on web3-utils >=4.0.1 and <=4.2.0 should upgrade to web3-utils 4.2.1.
### Workarounds:
None
References
External links from the advisory. They lead to third-party sites.