{"id":"CVE-2026-90713","aliases":["EUVD-2026-77463","GHSA-hvv2-qg7m-ffqp","openSUSE-SU-2026:11867-1"],"status":"published","title":"vllm-project vLLM tiktoken vocab File mod.rs new denial of service","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.","severity":{"version":"4.0","score":4.8,"vector":"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","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0016,"percentile":0.05203,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-404"],"published":"2026-09-14T12:00:10Z","modified":"2026-10-28T02:31:02Z","affected":[{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"python-vllm","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.30.0-1.1"}]}],"bundled":4}],"products":[{"vendor":"vllm-project","product":"vllm"}],"references":[{"url":"https://vuldb.com/vuln/403267","tags":["vdb-entry","technical-description","advisory"]},{"url":"https://vuldb.com/vuln/403267/cti","tags":["signature","permissions-required","report"]},{"url":"https://vuldb.com/cve/CVE-2026-90713","tags":["third-party-advisory","advisory"]},{"url":"https://vuldb.com/submit/918762","tags":["third-party-advisory","advisory"]},{"url":"https://github.com/vllm-project/vllm/issues/50954","tags":["issue-tracking","report"]},{"url":"https://github.com/vllm-project/vllm/pull/51135","tags":["issue-tracking","patch","fix"]},{"url":"https://gist.github.com/Yunzez/4b08ec3568a8cbfb120062e2558382b8","tags":["exploit","evidence"]},{"url":"https://github.com/vllm-project/vllm/","tags":["product","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-90713","tags":["advisory"]},{"url":"https://github.com/vllm-project/vllm"},{"url":"https://github.com/advisories/GHSA-hvv2-qg7m-ffqp"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90713.json","tags":["advisory"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2026-90713","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-92365","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-93841","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-93989","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2026-90713","title":"vllm-project vLLM tiktoken vocab File mod.rs new denial of service","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.","status":"published","published":"2026-09-14T12:00:10.99Z","modified":"2026-09-15T13:57:19.501Z","cvss":[{"version":"4.0","score":4.8,"vector":"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","level":"medium","assessor":"cna"},{"version":"3.1","score":3.3,"vector":"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","level":"low","assessor":"cna"},{"version":"3.0","score":3.3,"vector":"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","level":"low","assessor":"cna"},{"version":"2.0","score":1.7,"vector":"AV:L/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR","assessor":"cna"}],"cwes":["CWE-404"],"updated_at":"2026-11-02T13:45:59.110885Z"}],"euvd":[{"id":"EUVD-2026-77463","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.","status":"published","published":"2026-09-14T12:00:10Z","modified":"2026-09-15T13:57:19Z","cvss":[{"version":"4.0","score":4.8,"vector":"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","level":"medium"}],"updated_at":"2026-11-02T17:28:18.438671Z"}],"ghsa":[{"id":"GHSA-hvv2-qg7m-ffqp","title":"A security flaw has been discovered in vllm-project vLLM up to 0.29.0. The affected element is...","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.","status":"published","published":"2026-09-14T15:32:44Z","modified":"2026-09-14T15:32:49Z","cvss":[{"version":"4.0","score":1.9,"vector":"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","level":"low"},{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"cwes":["CWE-404"],"updated_at":"2026-11-02T15:11:50.762382Z"}],"nvd":[{"id":"CVE-2026-90713","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.","status":"published","published":"2026-09-14T13:19:29.677Z","modified":"2026-09-15T14:17:33.49Z","cvss":[{"version":"4.0","score":1.9,"vector":"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","level":"low","assessor":"secondary"},{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"secondary"},{"version":"2.0","score":1.7,"vector":"AV:L/AC:L/Au:S/C:N/I:N/A:P","level":"low","assessor":"secondary"}],"cwes":["CWE-404"],"updated_at":"2026-11-02T14:12:46.980627Z"}],"osv":[{"id":"CVE-2026-90713","title":"vllm-project vLLM tiktoken vocab File mod.rs new denial of service","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.","status":"published","published":"2026-09-14T12:00:10.99Z","modified":"2026-10-28T02:31:02.256867495Z","cvss":[{"version":"4.0","score":1.9,"vector":"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","level":"low"}],"cwes":["CWE-404"],"updated_at":"2026-11-02T15:45:20.269367Z"},{"id":"openSUSE-SU-2026:11867-1","title":"python313-vllm-0.30.0-1.1 on GA media","description":"These are all security issues fixed in the python313-vllm-0.30.0-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-09-23T00:00:00Z","modified":"2026-09-24T18:23:16.294100355Z","updated_at":"2026-11-02T16:58:40.245664Z"}]}}