vllm-project vLLM tiktoken vocab File mod.rs new denial of service (vllm-project vLLM)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.16 % · percentile 5 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- VulDB
- NVD status
- Deferred
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.
Weaknesses (CWE)
- CWE-404 — Improper Resource Shutdown or Release
References
- https://vuldb.com/vuln/403267
- https://vuldb.com/vuln/403267/cti
- https://vuldb.com/cve/CVE-2026-90713
- https://vuldb.com/submit/918762
- https://github.com/vllm-project/vllm/issues/50954
- https://github.com/vllm-project/vllm/pull/51135
- https://gist.github.com/Yunzez/4b08ec3568a8cbfb120062e2558382b8
- https://github.com/vllm-project/vllm/
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 4.0 | MEDIUM 4.8 | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| CVSS 3.1 | LOW 3.3 | 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 | VulDB |
| CVSS 3.0 | LOW 3.3 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R | VulDB |
| CVSS 2.0 | LOW 1.7 | AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR | VulDB |
| CVSS 4.0 | LOW 1.9 | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X | NVD · cna@vuldb.com (Secondary) |
| CVSS 3.1 | LOW 3.3 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L | NVD · cna@vuldb.com (Secondary) |
| CVSS 2.0 | LOW 1.7 | AV:L/AC:L/Au:S/C:N/I:N/A:P | NVD · cna@vuldb.com (Secondary) |
European references
- ENISA EUVD · EUVD-2026-77463
- GCVE · GCVE-0-2026-90713
Affected products
| Product | Versions |
|---|---|
| vllm-project · vLLM | affected 0.1 ; affected 0.2 ; affected 0.3 ; affected 0.4 ; affected 0.5 ; affected 0.6 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |