Vulnerability in Vllm-Project Vllm
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 · last modified .
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.002 (5.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 5th percentile — 5.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Vllm-Project Vllm — versions 0.1, 0.10, 0.11
Weakness classification (CWE)
References
- vuldb.com/vuln/403267 (technical-description, vdb-entry)
- vuldb.com/vuln/403267/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-90713 (third-party-advisory)
- vuldb.com/submit/918762 (third-party-advisory)
- github.com/vllm-project/vllm/issues/50954 (issue-tracking)
- github.com/vllm-project/vllm/pull/51135 (issue-tracking, patch)
- gist.github.com/Yunzez/4b08ec3568a8cbfb120062e2558382b8 (exploit)
- github.com/vllm-project/vllm/ (product)
Frequently asked questions
- What is CVE-2026-90713?
- CVE-2026-90713 is a low-severity vulnerability in Vllm-Project Vllm, classified under Improper Resource Shutdown or Release. CVSS score: 3.3/10. Published 2026-09-14.
- How severe is CVE-2026-90713?
- Low severity. CVSS v3 base score is 3.3 out of 10.