CVE-2026-90713

Low

Description

A security flaw has been discovered in vllm-project vLLM up to 0.29.0. The affected element is the function TiktokenTokenizer::new of the file rust/src/text/src/backend/hf/mod.rs of the component tiktoken vocab File Handler. The manipulation results in denial of service. The attack is only possible with local access. The exploit has been released to the public and may be used for attacks. The pull request to fix this issue awaits acceptance.

SeverityLow

CVSS3.3

Exploit probability—

ProductVllm

PublishedSep 14, 2026

First seenSep 14, 2026

Weakness typeCWE-404CWE-404

How to fix

Patches

github.com/vllm-project/vllm/pull/51135

Affected products

Product	Affected versions	Fixed in
vllm-project vllm	0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 0.10, 0.11, 0.12, 0.13, 0.14, 0.15, 0.16, 0.17, 0.18, 0.19, 0.20, 0.21, 0.22, 0.23, 0.24, 0.25, 0.26, 0.27, 0.28, 0.29.0	—

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