---
id: CVE-2026-92365
title: A vulnerability was found in vllm-project vllm up to 0.29.0
summary: >-
  A vulnerability was found in vllm-project vllm up to 0.29.0. Affected by this
  issue is some unknown functionality of the file
  vllm/v1/sample/thinking_budget_state.py. The manipulation results in
  inefficient algorithmic complexity. It is …
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L'
cwe:
  - CWE-404
  - CWE-407
  - CWE-770
vendor: vllm-project
product: vllm
affected:
  - vllm 0.1
  - vllm 0.2
  - vllm 0.3
  - vllm 0.4
  - vllm 0.5
  - vllm 0.6
  - vllm 0.7
  - vllm 0.8
  - vllm 0.9
  - vllm 0.10
  - vllm 0.11
  - vllm 0.12
  - vllm 0.13
  - vllm 0.14
  - vllm 0.15
  - vllm 0.16
  - vllm 0.17
  - vllm 0.18
  - vllm 0.19
  - vllm 0.20
  - vllm 0.21
  - vllm 0.22
  - vllm 0.23
  - vllm 0.24
  - vllm 0.25
  - vllm 0.26
  - vllm 0.27
  - vllm 0.28
  - vllm 0.29.0
published: '2026-09-16'
updated: '2026-09-22'
sourceUpdated: '2026-09-22T16:18:11.560'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-92365'
references:
  - url: 'https://github.com/vllm-project/vllm/'
    label: cna@vuldb.com
  - url: 'https://github.com/vllm-project/vllm/pull/51133'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-92365'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/935016'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/405451'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/405451/cti'
    label: cna@vuldb.com
  - url: >-
      https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-92365.json
  - url: 'https://access.redhat.com/security/cve/CVE-2026-92365'
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2535464'
  - url: 'https://www.cve.org/CVERecord?id=CVE-2026-92365'
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-92365'
tags:
  - nvd
  - cve.org
  - csaf
  - vex
  - red-hat
  - score-dispute
epss: 0.00387
epssPercentile: 0.32624
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-22T15:06:35.811421Z'
scores:
  nvd: 4.3
  vendor: 7.5
  cna: 4.3
ingestedAt: '2026-09-16T14:57:28.026Z'
---

## Overview

A vulnerability was found in vllm-project vllm up to 0.29.0. Affected by this issue is some unknown functionality of the file vllm/v1/sample/thinking_budget_state.py. The manipulation results in inefficient algorithmic complexity. It is possible to launch the attack remotely. The pull request to fix this issue awaits acceptance.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.

## Vendor advisories

- **Red Hat VEX** · Important · affected: Red Hat AI Inference Server, Red Hat Enterprise Linux AI (RHEL AI) 3, Red Hat OpenShift AI (RHOAI) · no fix planned: Red Hat AI Inference Server, Red Hat Enterprise Linux AI (RHEL AI) 3, Red Hat OpenShift AI (RHOAI) · updated 2026-09-16 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-92365.json)