CVE-2026-90713vllm-project vLLM tiktoken vocab File mod.rs new denial of service
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 3.3 LOW (v3.1, CNA)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
- Weakness (CWE)
- CWE-404
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Sep 15, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
vllm-project vLLM vllm-project:vllm | 0.1; 0.2; 0.3; 0.4; 0.5; 0.6; 0.7; 0.8; and 21 more ranges | CNA record |
References
- https://vuldb.com/vuln/403267vdb-entry, technical-description
- https://vuldb.com/vuln/403267/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-90713third-party-advisory
- https://vuldb.com/submit/918762third-party-advisory
- https://github.com/vllm-project/vllm/issues/50954issue-tracking
- https://github.com/vllm-project/vllm/pull/51135issue-tracking, patch
- https://gist.github.com/Yunzez/4b08ec3568a8cbfb120062e2558382b8exploit
- https://github.com/vllm-project/vllm/product
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.