Arbitrary Local File Read via Component Method Invocation in gradio-app/gradio
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.0 · CNA. Fix status from CNA and GitHub.
Summary
An issue was discovered in gradio-app/gradio, where the `/component_server` endpoint improperly allows the invocation of any method on a `Component` class with attacker-controlled arguments. Specifically, by exploiting the `move_resource_to_block_cache()` method of the `Block` class, an attacker can copy any file on the filesystem to a temporary directory and subsequently retrieve it. This vulnerability enables unauthorized local file read access, posing a significant risk especially when the application is exposed to the internet via `launch(share=True)`, thereby allowing remote attackers to read files on the host machine. Furthermore, gradio apps hosted on `huggingface.co` are also affected, potentially leading to the exposure of sensitive information such as API keys and credentials stored in environment variables.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| gradio-app | gradio-app/gradio | before 4.13.0 | 4.13.0 | Patch available | CNA |
| — | gradio (PyPI) | before 4.13.0 | 4.13.0 | Patch available | GHSA-g9cj-cfpp-4g2x |
- gradio-app/gradio Vendorgradio-app Affected before 4.13.0 Fixed in 4.13.0 Patch available CNA
- gradio (PyPI) Vendor— Affected before 4.13.0 Fixed in 4.13.0 Patch available GHSA-g9cj-cfpp-4g2x
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:gradio_project:gradio:*:*:*:*:*:python:*:* | 4.12.0 to before 4.13.0 | Vulnerable | gradio-app |
- cpe:2.3:a:gradio_project:gradio:*:*:*:*:*:python:*:* Versions 4.12.0 to before 4.13.0 Vulnerable ·gradio-app
Remediation
- Fix · CNA gradio-app/gradio (gradio-app) Fixed in 4.13.0
- Fix · GHSA-g9cj-cfpp-4g2x gradio (PyPI) Fixed in 4.13.0 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2024-1561
- 2026-10-03 Alias added: GHSA-g9cj-cfpp-4g2x
References
More gradio-app Gradio vulnerabilities
- TI-2024-26222 Gradio v4.36.1 was discovered to contain a code injection vulnerability via the component… CVSS 3.1CRITICAL 9.8
- TI-2024-01607 Local File Inclusion in gradio-app/gradio CVSS 3.1HIGH 7.5
- TI-2024-00889 LFI in Gradio CVSS 3.1CRITICAL 9.4
- TI-2025-16852 Gradio Blocked Path ACL Bypass Vulnerability CVSS 4.0HIGH 8.7
- TI-2026-22690 Gradio has SSRF via Malicious `proxy_url` Injection in `gr.load()` Config Processing CVSS 3.1HIGH 8.6
- TI-2024-09866 Path Traversal in gradio-app/gradio CVSS 3.0HIGH 8.2
Sources
- CVE-2024-1561 · CVE Program
- CVE-2024-1561 · NVD
- FIRST EPSS
- GHSA-g9cj-cfpp-4g2x · GitHub Advisory Database · CC BY 4.0
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