CVE-2023-34239: Unfiltered paths in gradio

Severity: critical (CVSS 9.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-06-08 · updated 2026-06-17
Weakness: CWE-20

Description

Gradio is an open-source Python library that is used to build machine learning and data science. Due to a lack of path filtering Gradio does not properly restrict file access to users. Additionally Gradio does not properly restrict the what URLs are proxied. These issues have been addressed in version 3.34.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Affected products

gradio-app gradio: before 3.34.0 — fixed in 3.34.0

How to fix

Upgrade to a fixed version: gradio-app gradio 3.34.0. Check the vendor advisory for mitigations.

References

https://github.com/gradio-app/gradio/pull/4370
https://github.com/gradio-app/gradio/pull/4406
https://github.com/gradio-app/gradio/security/advisories/GHSA-3qqg-pgqq-3695
https://github.com/gradio-app/gradio/pull/4370
https://github.com/gradio-app/gradio/pull/4406
https://github.com/gradio-app/gradio/security/advisories/GHSA-3qqg-pgqq-3695

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