Description
A vulnerability was found in vllm-project vllm 0.30.0/0.31.0. This vulnerability affects unknown code of the file single_type_kv_cache_manager.py of the component Common Prefix Handler. The manipulation results in race condition. The attack may be performed from remote. Attacks of this nature are highly complex. It is stated that the exploitability is difficult. The exploit has been made public and could be used. Upgrading to version 0.32.0 is able to resolve this issue. The patch is identified as e687a251bb056fa527846633f7a1b0a6c0f42374. You should upgrade the affected component.
Published: 2026-11-15
Score: 2.3 Low
EPSS: n/a
KEV: No
AI Analysis

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Remediation

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Tracking

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Advisories

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History

Sun, 15 Nov 2026 03:15:00 +0000

Type Values Removed Values Added
First Time appeared Vllm
Vllm vllm
Vendors & Products Vllm
Vllm vllm

Sun, 15 Nov 2026 01:30:00 +0000

Type Values Removed Values Added
Description A vulnerability was found in vllm-project vllm 0.30.0/0.31.0. This vulnerability affects unknown code of the file single_type_kv_cache_manager.py of the component Common Prefix Handler. The manipulation results in race condition. The attack may be performed from remote. Attacks of this nature are highly complex. It is stated that the exploitability is difficult. The exploit has been made public and could be used. Upgrading to version 0.32.0 is able to resolve this issue. The patch is identified as e687a251bb056fa527846633f7a1b0a6c0f42374. You should upgrade the affected component.
Title vllm-project vllm Common Prefix single_type_kv_cache_manager.py race condition
First Time appeared Vllm-project
Vllm-project vllm
Weaknesses CWE-362
CPEs cpe:2.3:a:vllm-project:vllm:*:*:*:*:*:*:*:*
Vendors & Products Vllm-project
Vllm-project vllm
References
Metrics cvssV2_0

{'score': 4.6, 'vector': 'AV:N/AC:H/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C'}

cvssV3_0

{'score': 5, 'vector': 'CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C'}

cvssV3_1

{'score': 5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C'}

cvssV4_0

{'score': 2.3, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-11-15T01:15:24.018Z

Reserved: 2026-11-14T06:42:47.336Z

Link: CVE-2026-129356

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-15T02:17:20.967

Modified: 2026-11-15T02:17:21.153

Link: CVE-2026-129356

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-15T03:00:04Z

Weaknesses
  • CWE-362

    Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')