---
title: "CVE-2026-116176: vLLM - Server-Side Request Forgery"
description: "vLLM > 0.9.2 < 0.24.0 contains a server-side request forgery caused by embedding a decoded address in the X-Request-Id header, letting API callers force outbound connections, exploit requires crafted X-Request-Id header."
url: https://panop.io/threat-heartbeat/CVE-2026-116176/
---

# CVE-2026-116176 vLLM - Server-Side Request Forgery

vLLM > 0.9.2 < 0.24.0 contains a server-side request forgery caused by embedding a decoded address in the X-Request-Id header, letting API callers force outbound connections, exploit requires crafted X-Request-Id header.

CVSS base score 8.2 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-116176)

## Details

Type

Server-Side Request Forgery

Impact

Information Disclosure, Denial Of Service

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L

Published

25 October 2026

Updated

26 October 2026

Weakness

[CWE-918](https://cwe.mitre.org/data/definitions/918.html)

## Vendor fix

Update to version 0.24.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-116176](https://nvd.nist.gov/vuln/detail/CVE-2026-116176)
- [https://www.vulncheck.com/advisories/vllm-0.9.2-before-0.24.0-ssrf-via-x-request-id-in-p2pncclconnector](https://www.vulncheck.com/advisories/vllm-0.9.2-before-0.24.0-ssrf-via-x-request-id-in-p2pncclconnector)
- [https://github.com/vllm-project/vllm/security/advisories/GHSA-vfp2-c8pq-v6h6](https://github.com/vllm-project/vllm/security/advisories/GHSA-vfp2-c8pq-v6h6)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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