Gradio lacks integrity checking on the downloaded FRP client
Impact
This vulnerability is a lack of integrity check on the downloaded FRP client, which could potentially allow attackers to introduce malicious code. If an attacker gains access to the remote URL from which the FRP client is downloaded, they could modify the binary without detection, as the Gradio server does not verify the file's checksum or signature.
Who is impacted?
Any users utilizing the Gradio server's sharing mechanism that downloads the FRP client could be affected by this vulnerability, especially those relying on the executable binary for secure data tunneling.
Patches
Yes, please upgrade to gradio>=5.0, which includes a fix to verify the integrity of the downloaded binary.
Workarounds
There is no direct workaround for this issue without upgrading. However, users can manually validate the integrity of the downloaded FRP client by implementing checksum or signature verification in their own environment to ensure the binary hasn't been tampered with.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | gradio | < 5.0.0 | 5.0.0 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H- Weakness (CWE)
CWE-345, CWE-494- Platform
- Python (PyPI)
- Package
gradio- Disclosed
- 10.10.2024
- Updated
- 11.10.2026 12:19
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2024-216 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-8c87-gvhj-xm8m - CC BY 4.0
Vulnerability history: gradio
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 51
- First → latest
- 12.2021 07.2026
- Without a fix
- 13
- Exploited in attacks
- 0
Severity breakdown
- Critical 5
- High 19
- Medium 22
- Low 5
Disclosures per year
- 2021: 1
- 2022: 1
- 2023: 5
- 2024: 28
- 2025: 9
- 2026: 7
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Gradio lacks integrity checking on the downloaded FRP client this entry
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