CVE-2024-1561
Arbitrary Local File Read via Component Method Invocation in gradio-app/gradio
- Published
- Apr 16, 2024
- Updated
- Feb 13, 2025
- Assigning CNA
- @huntr_ai
- Evidence observed
- Aug 5, 2026
Primary CVSS
nvd · CVSS 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NLow · next 30 days
- Percentile
- 95.3%
- Model date
- Oct 17, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
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.
Sources
- Vulhub vulnerability labs
Declared conditions
- lab image version: vulhub/gradio:4.12.0(gradio/CVE-2024-1561/docker-compose.yml:services.web.image)
http/cves/2024/CVE-2024-1561.yaml
Nuclei TemplatesDeclared conditions
- network: http($.protocol_keys)
- verification: regex,status,word($.matchers[*].type)
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