CVE-2025-47783

Medium

Description

Label Studio is a multi-type data labeling and annotation tool. A vulnerability in versions prior to 1.18.0 allows an attacker to inject a malicious script into the context of a web page, which can lead to data theft, session hijacking, unauthorized actions on behalf of the user, and other attacks. The vulnerability is reproducible when sending a properly formatted request to the `POST /projects/upload-example/` endpoint. In the source code, the vulnerability is located at `label_studio/projects/views.py`. Version 1.18.0 contains a patch for the issue.

SeverityMedium
CVSS6.1
Exploit probability—
ProductHumansignal Label Studio
PublishedMay 14, 2025
First seenMay 14, 2025

How to fix

Update
  • humansignal label_studio1.18.0 or later
  • label-studio1.18.0 or later

Affected products

ProductAffected versionsFixed in
humansignal label_studiov < 1.18.01.18.0
label-studioPyPIv < 1.18.01.18.0

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