CVE-2026-90713
vllm-project vLLM tiktoken vocab File mod.rs new denial of service
CVSS Score
3.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-404 |
| Vendor | vllm-project |
| Product | vllm |
| Published | Sep 14, 2026 |
| Last Updated | Sep 15, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
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
References
vuldb.com: https://vuldb.com/vuln/403267 vuldb.com: https://vuldb.com/vuln/403267/cti vuldb.com: https://vuldb.com/cve/CVE-2026-90713 vuldb.com: https://vuldb.com/submit/918762 github.com: https://github.com/vllm-project/vllm/issues/50954 github.com: https://github.com/vllm-project/vllm/pull/51135 gist.github.com: https://gist.github.com/Yunzez/4b08ec3568a8cbfb120062e2558382b8 github.com: https://github.com/vllm-project/vllm/
Credits
🔍 Zyz3366 (VulDB User) VulDB CNA Team