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vLLM: Loose `cache_salt` validation lets a single request kill EngineCore on LMCache-MP deployments — uncaught downstream `ValueError` denial of service

CVE-2026-105756 affects vllm. CVSS base score 6.5 (MEDIUM, Vendor/CNA). Affected range: < 0.30.0. Fixed version: 0.30.0.

Published 2026-10-05 23:24:50.996585+00:00

CVE

CVE-2026-105756

CWE

CWE-20, CWE-248

Product

vllm

CCR priority

26.0 /100 (P4)

CVSS

6.5 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · Vendor/CNA

KEV

no

Affected products

• vllm · < 0.30.0 · Fixed version: 0.30.0

Provenance

• NVD CVE API 2.0 · Source record · observed 2026-10-05 23:24:49.857042+00:00 UTC
• GitHub Advisory Database · Source record · observed 2026-10-06 00:14:20.210633+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-105756.html