CVE-2025-59425: vLLM is vulnerable to timing attack at bearer auth
(updated )
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.
References
- github.com/advisories/GHSA-wr9h-g72x-mwhm
- github.com/pypa/advisory-database/tree/main/vulns/vllm/PYSEC-2026-2026.yaml
- github.com/vllm-project/vllm
- github.com/vllm-project/vllm/blob/4b946d693e0af15740e9ca9c0e059d5f333b1083/vllm/entrypoints/openai/api_server.py
- github.com/vllm-project/vllm/commit/ee10d7e6ff5875386c7f136ce8b5f525c8fcef48
- github.com/vllm-project/vllm/releases/tag/v0.11.0
- github.com/vllm-project/vllm/security/advisories/GHSA-wr9h-g72x-mwhm
- nvd.nist.gov/vuln/detail/CVE-2025-59425
- pypi.org/project/vllm
Code Behaviors & Features
Detect and mitigate CVE-2025-59425 with GitLab Dependency Scanning
Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →