---
id: CVE-2024-8768
aliases:
  - GHSA-w2r7-9579-27hf
  - PYSEC-2026-2024
title: vLLM denial of service vulnerability
summary: vLLM denial of service vulnerability
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
vendor: vllm
product: vllm
ecosystem: pip
affected:
  - vllm < 0.5.5
patched:
  - vllm 0.5.5
published: '2024-09-17'
updated: '2026-07-07'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/GHSA-w2r7-9579-27hf'
references:
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2024-8768'
  - url: 'https://github.com/vllm-project/vllm/issues/7632'
  - url: 'https://github.com/vllm-project/vllm/pull/7746'
  - url: >-
      https://github.com/vllm-project/vllm/commit/e25fee57c2e69161bd261f5986dc5aeb198bbd42
  - url: 'https://access.redhat.com/security/cve/CVE-2024-8768'
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2311895'
  - url: 'https://github.com/vllm-project/vllm'
tags:
  - osv
  - pip
epss: 0.00682
epssPercentile: 0.51076
ingestedAt: '2026-07-08T18:25:53.516Z'
---

## Overview

A flaw was found in the vLLM library. A completions API request with an empty prompt will crash the vLLM API server, resulting in a denial of service.

## Affected packages

- `vllm < 0.5.5`

## Remediation

Upgrade to a patched release:

- `vllm 0.5.5`