CVE-2024-51091 seajs Cross-site Scripting vulnerability

Medium 5.4 Published Updated

A remote attacker can execute arbitrary code via Cross Site Scripting in the seajs JavaScript module loader library.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2024-51091?

CVE-2024-51091 is a medium-severity cross-site scripting vulnerability in n/a, published on 3 Mar 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Cross Site Scripting vulnerability in seajs v.2.2.3 allows a remote attacker to execute arbitrary code via the seajs package

Weakness: CWE-79

Which versions are affected by CVE-2024-51091?

2 open source packages ship an affected version, including seajs. It affects 1 product.

PackageAffectedFixed in
seajs npmAll versions to 2.2.3None
seajs npmAll versions to 2.2.3None

Products include Seajs Seajs.

How do I fix CVE-2024-51091?

No fix has been published for CVE-2024-51091 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2024-51091 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-51091 exists.

Sources

Also known as GHSA-pfr4-4397-3hg8.

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