CVE-2026-93840
1 advisory.
PyPI/vllm CVE-2026-93840: medium 5.3
vLLM before 0.29.0 validates allowed_token_ids against tokenizer length instead of model output logits width in SamplingParams._validate_allowed_token_ids(). Attackers can supply token IDs above the o
Action: Upgrade vllm to 0.29.0 or later.
pip install vllm==0.29.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 0.29.0 | - |
Fixed versions
| 0.29.0 |
Sources
- osv: PYSEC-2026-3998
- https://github.com/vllm-project/vllm/blob/v0.28.0/vllm/sampling_params.py#L881-L903
- https://github.com/vllm-project/vllm/blob/v0.28.0/vllm/v1/worker/gpu/sample/logit_bias.py#L179-L191
- https://www.vulncheck.com/advisories/vllm-before-0.29.0-cross-request-logits-corruption-via-allowed-token-ids
- https://github.com/vllm-project/vllm/commit/5b0e5b69ac1a3884a6479c9537789c95263cc804
- https://github.com/vllm-project/vllm/pull/49080
- https://github.com/vllm-project/vllm
CVE-2026-93840 · published · modified · JSON