Label Studio < 1.16.0 - Cross-Site Scripting Detection

Label Studio prior to version 1.16.0 contains a cross-site scripting caused by rendering unsanitized user-provided HTML in the /projects/upload-example endpoint, letting attackers execute arbitrary JavaScript via crafted labelconfig in a GET request, exploit requires victims to visit malicious UR...

GHSA-8JHR-WPCM-HH4H label-studio vulnerable to Cross-Site Scripting (Reflected) via the label_config parameter.

Summary The vulnerability allows an attacker to inject a malicious script into the context of a web page, which can lead to data theft, unauthorized actions on behalf of the user, and other attacks. Details The vulnerability is reproducible when sending a properly formatted request to the POST...

Cross-Site Scripting (XSS)

labelstudio is vulnerable to Cross-Site Scripting XSS. The vulnerability is due to improper sanitization of user-provided HTML content in the /projects/upload-example endpoint, allowing attackers to inject malicious JavaScript via a specially crafted labelconfig query parameter in a GET request...

CVE-2025-25296

Label Studio is an open source data labeling tool. Prior to version 1.16.0, Label Studio's "/projects/upload-example" endpoint allows injection of arbitrary HTML through a "GET" request with an appropriately crafted "labelconfig" query parameter. By crafting a specially formatted XML label config...

CVE-2025-25296: Improper Neutralization of Input During Web Page Generation

Label Studio is an open source data labeling tool. Prior to version 1.16.0, Label Studio's /projects/upload-example endpoint allows injection of arbitrary HTML through a GET request with an appropriately crafted labelconfig query parameter. By crafting a specially formatted XML label config with...