Vulnerability Intelligence Report
vllm-project vLLM Penalty utils.py get_token_bin_counts_and_mask denial of service
CVE-2026-105922
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.
No Active Exploit Signals
CVSS Base Score
5.3
MEDIUM
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-404 ↗Denial of Service
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| vllm-project | vLLM | 0.1 (affected), 0.2 (affected), 0.3 (affected), 0.4 (affected), 0.5 (affected), 0.6 (affected), 0.7 (affected), 0.8 (affected), 0.9 (affected), 0.10 (affected), 0.11 (affected), 0.12 (affected), 0.13 (affected), 0.14 (affected), 0.15 (affected), 0.16 (affected), 0.17 (affected), 0.18 (affected), 0.19 (affected), 0.20 (affected), 0.21 (affected), 0.22 (affected), 0.23 (affected), 0.24 (affected), 0.25 (affected), 0.26 (affected), 0.27 (affected), 0.28 (affected), 0.29 (affected), 0.30 (affected), 0.31.0 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | VulDB · Researcher · Switzerland |
| Reserved | 2026-10-06T05:52:18 |
| Published | 2026-10-06T14:45:15 |
| Last Updated | 2026-10-06T17:39:56 |
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