CVE-2024-29901 @workos-inc/authkit-nextjs session replay vulnerability

Medium 4.8 Published Updated

Attackers can reuse expired sessions by manipulating headers, allowing unauthorized access to user accounts in Next.js applications using AuthKit.

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

What is CVE-2024-29901?

CVE-2024-29901 is a medium-severity authentication bypass vulnerability in workos authkit-nextjs, published on 29 Mar 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The AuthKit library for Next.js provides helpers for authentication and session management using WorkOS & AuthKit with Next.js. A user can reuse an expired session by controlling the `x-workos-session` header. The vulnerability is patched in v0.4.2.

Weakness: CWE-294

Which versions are affected by CVE-2024-29901?

2 open source packages ship an affected version, including @workos-inc/authkit-nextjs. It affects 1 product.

PackageAffectedFixed in
@workos-inc/authkit-nextjs npmAll versions0.4.2
@workos-inc/authkit-nextjs npmAll versions0.4.2

Products include Workos Authkit-Nextjs.

How do I fix CVE-2024-29901?

Upgrade @workos-inc/authkit-nextjs to 0.4.2 or later.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2024-29901 being exploited?

There is no known exploitation of CVE-2024-29901 in the wild and no public exploit code.

Sources

Also known as GHSA-35w3-6qhc-474v.

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