CVE-2024-26152: Label Studio vulnerable to Cross-site Scripting if `<Choices>` or `<Labels>` are used in labeling config

DescriptionCVE.org

Summary On all Label Studio versions prior to 1.11.0, data imported via file upload feature is not properly sanitized prior to being rendered within a [`Choices`](https://labelstud.io/tags/choices) or [`Labels`](https://labelstud.io/tags/labels) tag, resulting in an XSS vulnerability. ### Details Need permission to use the "data import" function. This was reproduced on Label Studio 1.10.1. ### PoC 1. Create a project.  2. Upload a file containing the payload using the "Upload Files" function.   The following are the contents of the files used in the PoC ``` { "data": { "prompt": "labelstudio universe image", "images": [ { "value": "id123#0", "style": "margin: 5px", "html": "<img width='400' src='https://labelstud.io/_astro/images-tab.64279c16_ZaBSvC.avif' onload=alert(document.cookie)>" } ] } } ``` 3. Select the text-to-image generation labeling template of Ranking and scoring   4. Select a task  5.

• HumanSignal · label-studio< 1.11.0

Exploitation

Possible (1 to 10%). EPSS between 1% and 10%.

CISA KEV

Not listed

Public check

No public nuclei template

Weakness

Cross-site Scripting

Vendor

HumanSignal

Published

February 2024

Band

Possible (1 to 10%), February 2024

• NVD entrynvd.nist.gov
• CVE recordcve.org
• Weakness CWE-79cwe.mitre.org
• github.com/HumanSignal/label-studio/security/advisories/GHSA-6xvgithub.com
• github.com/HumanSignal/label-studio/pull/5232github.com
• github.com/HumanSignal/label-studio/commit/5df9ae3828b98652e9fa2github.com
• github.com/HumanSignal/label-studio/releases/tag/1.11.0github.com