What is CVE-2026-114053?

CVE-2026-114053 is a high-severity vulnerability in Vllm-Project Vllm, classified under Code Injection. CVSS score: 8.1/10. Published 2026-10-21.

How severe is CVE-2026-114053?

High severity. CVSS v3 base score is 8.1 out of 10.

RCE in Vllm-Project Vllm

CVE-2026-114053

vLLM from 0.7.3 before 0.31.0 forwards the request-supplied mm_processor_kwargs.code_revision to Transformers AutoProcessor.from_pretrained, letting clients select which revision of a model's dynamic processor code is imported when trust_remote_code is enabled. An attacker controlling a revision in the served model repository can send a multimodal request to the unauthenticated /tokenize endpoint to execute arbitrary Python in the vLLM API process.

Vulnerability class: RCE (Remote Code Execution)

Published 2026-10-21.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Vllm-Project Vllm

Weakness classification (CWE)

CWE-94 — Code Injection

References

github.com/vllm-project/vllm/security/advisories/GHSA-h3rc-6mm3-gc2m (vendor-advisory)
github.com/vllm-project/vllm/commit/570735520942b6428ae98f1eb442c6d88adae55e (patch)
www.vulncheck.com/advisories/vllm-0.7.3-before-0.31.0-rce-via-mm-processor-kwar… (third-party-advisory)

Frequently asked questions

What is CVE-2026-114053?: CVE-2026-114053 is a high-severity vulnerability in Vllm-Project Vllm, classified under Code Injection. CVSS score: 8.1/10. Published 2026-10-21.
How severe is CVE-2026-114053?: High severity. CVSS v3 base score is 8.1 out of 10.