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.

CVSS v3 3.3 LOW
CVSS v2.0 1.7 LOW

3.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

1.7^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:S/C:N/I:N/A:P

Exploitability : 3.1 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://gist.github.com/Yunzez/4b08ec3568a8cbfb120062e2558382b8
https://github.com/vllm-project/vllm/
https://github.com/vllm-project/vllm/issues/50954
https://github.com/vllm-project/vllm/pull/51135
https://vuldb.com/cve/CVE-2026-90713
https://vuldb.com/submit/918762
https://vuldb.com/vuln/403267
https://vuldb.com/vuln/403267/cti

Configurations

No configuration.

History

No history.

Information

Published : 2026-09-14 13:19

Updated : 2026-09-15 14:17

NVD link : CVE-2026-90713

Mitre link : CVE-2026-90713

CVE.ORG link : CVE-2026-90713

JSON object : View

Products Affected

No product.

CWE

CWE-404

Improper Resource Shutdown or Release

{"id": "CVE-2026-90713", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-90713", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-15T13:42:11.312446Z"}}], "cvssMetricV2": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"version": "2.0", "baseScore": 1.7, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:S/C:N/I:N/A:P", "authentication": "SINGLE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 3.1, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.3, "attackVector": "LOCAL", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 1.8}], "cvssMetricV40": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 1.9, "Automatable": "NOT_DEFINED", "attackVector": "LOCAL", "baseSeverity": "LOW", "valueDensity": "NOT_DEFINED", "vectorString": "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", "exploitMaturity": "PROOF_OF_CONCEPT", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "LOW", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "cna@vuldb.com", "affectedData": [{"cpes": ["cpe:2.3:a:vllm-project:vllm:*:*:*:*:*:*:*:*"], "vendor": "vllm-project", "modules": ["tiktoken vocab File Handler"], "product": "vLLM", "versions": [{"status": "affected", "version": "0.1"}, {"status": "affected", "version": "0.2"}, {"status": "affected", "version": "0.3"}, {"status": "affected", "version": "0.4"}, {"status": "affected", "version": "0.5"}, {"status": "affected", "version": "0.6"}, {"status": "affected", "version": "0.7"}, {"status": "affected", "version": "0.8"}, {"status": "affected", "version": "0.9"}, {"status": "affected", "version": "0.10"}, {"status": "affected", "version": "0.11"}, {"status": "affected", "version": "0.12"}, {"status": "affected", "version": "0.13"}, {"status": "affected", "version": "0.14"}, {"status": "affected", "version": "0.15"}, {"status": "affected", "version": "0.16"}, {"status": "affected", "version": "0.17"}, {"status": "affected", "version": "0.18"}, {"status": "affected", "version": "0.19"}, {"status": "affected", "version": "0.20"}, {"status": "affected", "version": "0.21"}, {"status": "affected", "version": "0.22"}, {"status": "affected", "version": "0.23"}, {"status": "affected", "version": "0.24"}, {"status": "affected", "version": "0.25"}, {"status": "affected", "version": "0.26"}, {"status": "affected", "version": "0.27"}, {"status": "affected", "version": "0.28"}, {"status": "affected", "version": "0.29.0"}]}]}], "published": "2026-09-14T13:19:29.677", "references": [{"url": "https://gist.github.com/Yunzez/4b08ec3568a8cbfb120062e2558382b8", "source": "cna@vuldb.com"}, {"url": "https://github.com/vllm-project/vllm/", "source": "cna@vuldb.com"}, {"url": "https://github.com/vllm-project/vllm/issues/50954", "source": "cna@vuldb.com"}, {"url": "https://github.com/vllm-project/vllm/pull/51135", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/cve/CVE-2026-90713", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/submit/918762", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/vuln/403267", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/vuln/403267/cti", "source": "cna@vuldb.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "cna@vuldb.com", "description": [{"lang": "en", "value": "CWE-404"}]}], "descriptions": [{"lang": "en", "value": "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."}], "lastModified": "2026-09-15T14:17:33.490", "sourceIdentifier": "cna@vuldb.com"}