CVE-2024-36751 parse-uri Regular expression Denial of Service (ReDoS)

Medium 6.5 Published Updated

Attackers can cause a denial of service in applications using parse-uri by sending crafted URLs that trigger excessive CPU usage.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2024-36751?

CVE-2024-36751 is a medium-severity denial of service vulnerability in n/a, published on 15 Jan 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An issue in parse-uri v1.0.9 allows attackers to cause a Regular expression Denial of Service (ReDoS) via a crafted URL.

Weakness: CWE-1333

Which versions are affected by CVE-2024-36751?

4 open source packages ship an affected version, including parse-uri and parseuri.

PackageAffectedFixed in
parse-uri npmAll versions to 1.0.9None
parse-uri npmAll versions to 1.0.9None
parseuri npmAll versionsNone
parseuri npmAll versionsNone

How do I fix CVE-2024-36751?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2024-36751 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-36751 exists.

Sources

Also known as CLSA-2026-1774916742, GHSA-6fx8-h7jm-663j.

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