CVE-2026-90713

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.

  • Published Sep 14, 2026
  • CVSS 1.9 low
  • 0.2% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-90713 at the National Vulnerability Database