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CVE-2026-71486

🗓️ 17 Aug 2026 20:13:06Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 38 Views🌐 WEB

vLLM before 0.26.0 allows authenticated DoS via oversized GenerateResponse objects on derender endpoints.

Related
Detection
Affected
Refs
Paths
Vulners
Node
vllmvllmRange<0.26.0
[
  {
    "vendor": "vllm-project",
    "product": "vllm",
    "versions": [
      {
        "version": "< 0.26.0",
        "status": "affected"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
generate_responsesrequest body/v1/completions/derenderEndpoint processes generate_responses and related structures before applying limits, enabling an authenticated client to consume excessive CPU/memory and produce oversized responses.CWE-770CWE-400
choicesrequest body/v1/completions/derenderEndpoint processes generate_responses and related structures before applying limits, enabling an authenticated client to consume excessive CPU/memory and produce oversized responses.CWE-770CWE-400
token_idsrequest body/v1/completions/derenderEndpoint processes generate_responses and related structures before applying limits, enabling an authenticated client to consume excessive CPU/memory and produce oversized responses.CWE-770CWE-400
prompt_logprobsrequest body/v1/completions/derenderEndpoint processes generate_responses and related structures before applying limits, enabling an authenticated client to consume excessive CPU/memory and produce oversized responses.CWE-770CWE-400
logprobs.contentrequest body/v1/completions/derenderEndpoint processes generate_responses and related structures before applying limits, enabling an authenticated client to consume excessive CPU/memory and produce oversized responses.CWE-770CWE-400
top_logprobsrequest body/v1/completions/derenderEndpoint processes generate_responses and related structures before applying limits, enabling an authenticated client to consume excessive CPU/memory and produce oversized responses.CWE-770CWE-400
routed_expertsrequest body/v1/completions/derenderEndpoint processes generate_responses and related structures before applying limits, enabling an authenticated client to consume excessive CPU/memory and produce oversized responses.CWE-770CWE-400
generate_responsesrequest body/v1/chat/completions/derenderEndpoint processes generate_responses and related structures before applying limits, enabling an authenticated client to consume excessive CPU/memory and produce oversized responses.CWE-770CWE-400
choicesrequest body/v1/chat/completions/derenderEndpoint processes generate_responses and related structures before applying limits, enabling an authenticated client to consume excessive CPU/memory and produce oversized responses.CWE-770CWE-400
token_idsrequest body/v1/chat/completions/derenderEndpoint processes generate_responses and related structures before applying limits, enabling an authenticated client to consume excessive CPU/memory and produce oversized responses.CWE-770CWE-400
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18 Aug 2026 13:17Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.14.3
EPSS0.00341
SSVC
38