CVE-2025-66479
BaseFortify
Publication date: 2025-12-04
Last updated on: 2025-12-08
Assigner: GitHub, Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| anthropic-ai | sandbox-runtime | 0.0.16 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-693 | The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in Anthropic Sandbox Runtime versions prior to 0.0.16, where a bug in the sandboxing logic caused the network sandbox to not be properly enforced if the sandbox policy did not specify any allowed domains. As a result, sandboxed code could make network requests outside of the intended sandbox restrictions, potentially bypassing network controls.
How can this vulnerability impact me? :
This vulnerability could allow sandboxed processes to make unauthorized network requests outside of the sandbox restrictions, potentially leading to data leakage, unauthorized communication, or other security risks depending on the environment where the sandbox is used.
What immediate steps should I take to mitigate this vulnerability?
Update Anthropic Sandbox Runtime to version 0.0.16 or later, which includes a patch that properly enforces the network sandbox even if no allowed domains are configured in the sandbox policy.