CVE-2023-26133 progressbar.js vulnerable to Prototype Pollution

High 8.2 Published Updated

Prototype pollution in progressbar.js allows attackers to modify 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-2023-26133?

CVE-2023-26133 is a high-severity vulnerability in progressbar.js, published on 12 Jun 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

All versions of the package progressbar.js are vulnerable to Prototype Pollution via the function extend() in the file utils.js.

Weakness: CWE-1321

Which versions are affected by CVE-2023-26133?

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

PackageAffectedFixed in
progressbar.js npmAll versions1.1.1
progressbar.js npmAll versions1.1.1

Products include Progressbar.js Project Progressbar.js.

How do I fix CVE-2023-26133?

Upgrade progressbar.js to 1.1.1 or later.

Is CVE-2023-26133 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-26133 exists.

Sources

Also known as GHSA-89qm-hm2x-mxm3, ROOT-APP-NPM-CVE-2023-26133.

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