SOURCE-LINKED INTELLIGENCE
GHSA-wr9h-g72x-mwhm: vLLM is vulnerable to timing attack at bearer auth
### Summary The API key support in vLLM performed validation using a method that was vulnerable to a timing attack. This could potentially allow an attacker to discover a valid API key using an approach more efficient than brute force. ### Details https://github.com/vllm-project/vllm/blob/4b946d693e0af15740e9ca9c0e059d5f333b1083/vllm/entrypoints/openai/api_server.py#L1270-L1274 API key validation used a string comparison that will take longer the more characters the provided API key gets correct. Data analysis across many attempts can allow an attacker to determine when it finds the next corre
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- recordType
- vulnerability
- status
- active
- evidenceStatus
- reported
- region
- Global
Evidence & attribution
- OSV AI package advisories · 2025-10-07T17:24:47.000Z
- OSV AI package advisories · 2026-07-07T16:03:06.800Z
First collected: 2026-09-20T22:31:48.298Z. This is not the publication date.