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CVE-2026-34756 vLLM Affected by Unauthenticated OOM Denial of Service via Unbounded `n` Parameter in OpenAI API Server

🗓️ 06 Apr 2026 15:40:03Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 27 Views

CVE-2026-34756: vLLM OpenAI API server unauthenticated OOM DoS via unbounded n parameter; fixed in 0.19.0.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Chainguard
CVE-2026-34756 vulnerabilities
10 Apr 202602:14
cgr
CNNVD
vLLM 安全漏洞
6 Apr 202600:00
cnnvd
CVE
CVE-2026-34756
6 Apr 202615:40
cve
EUVD
EUVD-2026-19351
6 Apr 202615:40
euvd
Github Security Blog
vLLM: Unauthenticated OOM Denial of Service via Unbounded `n` Parameter in OpenAI API Server
3 Apr 202615:35
github
NVD
CVE-2026-34756
6 Apr 202616:16
nvd
OSV
CGA-HP52-RRWX-FX5R
10 Apr 202602:00
osv
OSV
GHSA-3MWP-WVH9-7528 vLLM: Unauthenticated OOM Denial of Service via Unbounded `n` Parameter in OpenAI API Server
3 Apr 202615:35
osv
Positive Technologies
PT-2026-30199
3 Apr 202600:00
ptsecurity
RedhatCVE
CVE-2026-34756
6 Apr 202620:33
redhatcve
Rows per page
[
  {
    "vendor": "vllm-project",
    "product": "vllm",
    "versions": [
      {
        "version": ">= 0.1.0, < 0.19.0",
        "status": "affected"
      }
    ]
  }
]

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