CVE-2022-37601 Prototype pollution in webpack loader-utils

Critical 9.8 Published Updated

Prototype pollution in webpack loader-utils allows attackers to manipulate object prototypes, potentially leading to code execution or privilege escalation.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2022-37601?

CVE-2022-37601 is a critical vulnerability in Debian Debian Linux, published on 12 Oct 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Prototype pollution vulnerability in function parseQuery in parseQuery.js in webpack loader-utils via the name variable in parseQuery.js. This affects all versions prior to 1.4.1 and 2.0.3.

Weakness: CWE-1321

Which versions are affected by CVE-2022-37601?

4 open source packages ship an affected version, including loader-utils. It affects 2 products.

PackageAffectedFixed in
loader-utils npmAll versions1.4.1
loader-utils npmAll versions1.4.1
loader-utils npmFrom 2.0.02.0.3
loader-utils npmFrom 2.0.02.0.3

Products include Debian Debian Linux, Webpack.js Loader-Utils.

How do I fix CVE-2022-37601?

Upgrade loader-utils to a fixed version for your release line: 1.4.1 or 2.0.3.

Is CVE-2022-37601 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-37601 exists.

All Debian Debian Linux vulnerabilities

Sources

Also known as AZL-26161, CLSA-2026-1773447386, DEBIAN-CVE-2022-37601, DLA-3258-1, GHSA-76p3-8jx3-jpfq, ROOT-APP-NPM-CVE-2022-37601 and 1 more.

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