CVE-2026-105922
PYSEC-2026-4319 · CVE-2026-105922
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Description
A security flaw has been discovered in vllm-project vLLM up to 0.31.0. This impacts the function get_token_bin_counts_and_mask of the file vllm/model_executor/layers/utils.py of the component Penalty Handler. Performing a manipulation results in denial of service. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
References
- WEB https://github.com/vllm-project/vllm/
- ADVISORY https://gist.github.com/Yunzez/5c70a3bb328eaf6d646b9d31e879dc4a#file-repro_prompt_embeds_penalties_engine_crash-py
- ADVISORY https://vuldb.com/cve/CVE-2026-105922
- ADVISORY https://vuldb.com/submit/992707
- ADVISORY https://vuldb.com/vuln/413896
- REPORT https://github.com/vllm-project/vllm/issues/57719
- REPORT https://vuldb.com/vuln/413896/cti
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