Open Redirect in Gradio-App Gradio
CVE-2026-59806
Gradio before 6.20.0 contains an open redirect and server-side request forgery vulnerability that allows attackers to redirect users to arbitrary URLs or perform client-side SSRF by supplying unvalidated HTTP/HTTPS URLs to the file_fetch() function in the /gradio_api/file= endpoint. Attackers can craft a malicious FileData response targeting internal endpoints such as cloud metadata services to retrieve sensitive credentials including EC2 IAM role credentials.
Vulnerability class: Open Redirect
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (36.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Gradio-App Gradio — versions 0
Weakness classification (CWE)
References
- github.com/gradio-app/gradio/commit/1c5c53842df9c2750552d85c19a92e7e732cff3f (patch)
- github.com/gradio-app/gradio/issues/13593 (technical-description, exploit)
- github.com/gradio-app/gradio/pull/13596 (issue-tracking)
- github.com/gradio-app/gradio/releases/tag/gradio@6.20.0 (release-notes)
- www.vulncheck.com/advisories/gradio-open-redirect-and-ssrf-via-gradio-api-file-… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-59806?
- CVE-2026-59806 is a high-severity vulnerability in Gradio-App Gradio, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 7.4/10. Published 2026-07-08.
- How severe is CVE-2026-59806?
- High severity. CVSS v3 base score is 7.4 out of 10.