CVE-2024-8966: Gradio DOS in multipart boundry while uploading the file
A vulnerability in the file upload process of gradio-app/gradio version @gradio/[email protected] allows for a Denial of Service (DoS) attack. An attacker can append a large number of characters to the end of a multipart boundary, causing the system to continuously process each character and issue warnings. This can render Gradio inaccessible for extended periods, disrupting services and causing significant downtime.
Published Mar 20, 2025 · Updated Oct 15, 2025
Affected packages
gradio
- Ecosystem
- PyPI
- Affected
- <= 5.22.0
- Fixed in
- No patched version yet
- Check
pip show gradio
Advisory details
From the GitHub Advisory Database (CC BY 4.0).
A vulnerability in the file upload process of gradio-app/gradio version @gradio/[email protected] allows for a Denial of Service (DoS) attack. An attacker can append a large number of characters to the end of a multipart boundary, causing the system to continuously process each character and issue warnings. This can render Gradio inaccessible for extended periods, disrupting services and causing significant downtime.
References
How this page is made: the data panel comes from the GitHub Advisory Database, CISA’s KEV catalog, the NVD and FIRST EPSS, and updates twice a day. No analysis has been written for this entry yet. Methodology
More Gradio vulnerabilities
All Gradio entriesCVE-2026-49119
Gradio FileExplorer preprocess path traversal allows files outside root_dir to reach callbacks
high7.5Jul 1, 2026CVE-2026-10783
Gradio: Audio cache key ignores metadata when saving numpy audio outputs
low2.5Jun 4, 2026CVE-2026-48545
Gradio contains a cookie injection vulnerability
high6.8May 27, 2026CVE-2026-27167
Gradio: Mocked OAuth Login Exposes Server Credentials and Uses Hardcoded Session Secret
lowMar 1, 2026CVE-2026-28414
Gradio is Vulnerable to Absolute Path Traversal on Windows with Python 3.13+
high7.5Mar 1, 2026CVE-2026-28415
Gradio has an Open Redirect in its OAuth Flow
medium4.3Mar 1, 2026
