CVE-2025-5150 docarray Web API torch_dataset.py __getitem__ prototype pollution

Medium 5.3 Published Updated

Remote attackers can achieve code execution via prototype pollution in the docarray library's Web API component.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-5150?

CVE-2025-5150 is a medium-severity code injection vulnerability in docarray, published on 25 May 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability was found in docarray up to 0.40.1. It has been rated as critical. Affected by this issue is the function __getitem__ of the file /docarray/data/torch_dataset.py of the component Web API. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-94, CWE-1321

Which versions are affected by CVE-2025-5150?

3 open source packages ship an affected version, including docarray. It affects 1 product.

PackageAffectedFixed in
docarray PyPIAll versions to 0.40.1None
docarray PyPIAll versions to 0.40.1None
docarray PyPIAll versions to 0.40.1None

Products include Linuxfoundation Docarray.

How do I fix CVE-2025-5150?

No fix has been published for CVE-2025-5150 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2025-5150 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-5150 exists.

Sources

Also known as GHSA-j9wp-865g-rf48, PYSEC-2026-1308.

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