GHSA-6qc9-v4r8-22xg: vLLM DOS: Remotely kill vllm over http with invalid JSON schema

May 28, 2025

Hitting the /v1/completions API with a invalid json_schema as a Guided Param will kill the vllm server

References

github.com/advisories/GHSA-6qc9-v4r8-22xg
github.com/vllm-project/vllm
github.com/vllm-project/vllm/commit/08bf7840780980c7568c573c70a6a8db94fd45ff
github.com/vllm-project/vllm/issues/17248
github.com/vllm-project/vllm/pull/17623
github.com/vllm-project/vllm/security/advisories/GHSA-6qc9-v4r8-22xg

Code Behaviors & Features

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