CVE-2026-9540

MEDIUM EPSS 34.2%
Published May 26, 20261mo ago · Modified Jun 17, 20262w ago
5.5 CVSS 4.0
Medium
Find Similar
Published May 26, 2026 1mo ago
Last Modified Jun 17, 2026 2w ago

Description

A vulnerability was identified in vllm-project vllm 0.19.0. This issue affects some unknown processing of the component OpenAI-compatible Serving Path. Such manipulation leads to denial of service. It is possible to launch the attack remotely. The exploit is publicly available and might be used. The pull request to fix this issue awaits acceptance.

CVSS Details

Base Score
5.5
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
34.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-404

References 7

  • github.com https://github.com/vllm-project/vllm/
  • github.com https://github.com/vllm-project/vllm/issues/37343
  • github.com https://github.com/vllm-project/vllm/pull/37594
  • ingero.io https://ingero.io/debugging-vllm-latency-minimax-ollama-mcp/
  • vuldb.com https://vuldb.com/submit/814645
  • vuldb.com https://vuldb.com/vuln/365601
  • vuldb.com https://vuldb.com/vuln/365601/cti

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.