## vLLM: Permissive default CORS origins allow cross-origin requests to the vLLM HTTP server

- 種別: advisory
- 重大度: low
- 関連技術: python, openai
- CVE: CVE-2026-115917
- 公開日時: 2026-10-28T21:15:49.000Z
- 情報源: GitHub Advisory Database (https://github.com/advisories/GHSA-vvpg-rrww-wpmh)
- パーマリンク: https://vulnpulse.app/items/ghsa-ghsa-vvpg-rrww-wpmh

影響: pip:vllm < 0.32.0 → 0.32.0
The OpenAI-compatible server registers Starlette CORSMiddleware with allowed_origins defaulting to [""], and performs no authentication unless --api-key (or VLLM_API_KEY) is configured. A web page on any origin can send requests to a vLLM server that the victim's browser can reach (for example localhost or an internal/VPN address) and read the responses. The default allow_credentials=False blocks cookie-bearing cross-origin requests; because vLLM authenticates with a bearer header rather than c…