CVE-2026-93841
1 advisory.
PyPI/vllm CVE-2026-93841: medium 5.3
vLLM through 0.29.0 contains a memory corruption vulnerability in the Triton _bincount_kernel where prompt token IDs index the penalty prompt-presence bitset without bounds checking against vocabulary
Action: Upgrade vllm to 0.30.0 or later.
pip install vllm==0.30.0Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 0.30.0 | - |
Fixed versions
| 0.30.0 |
Sources
- osv: PYSEC-2026-3999
- https://github.com/vllm-project/vllm/blob/v0.29.0/vllm/v1/worker/gpu/sample/penalties.py#L241-L255
- https://github.com/vllm-project/vllm/blob/v0.29.0/vllm/v1/worker/gpu/sample/penalties.py#L33-L37
- https://www.vulncheck.com/advisories/vllm-through-0.29.0-adjacent-request-sampler-state-corruption-via-unvalidated-prompt-token-ids
- https://github.com/vllm-project/vllm/pull/49081
- https://github.com/vllm-project/vllm
CVE-2026-93841 · published · modified · JSON