CVE-2026-17501

A flaw has been found in ggml-org llama.cpp e15efe0. This vulnerability affects the function transform of the file common/json-schema-to-grammar.cpp of the component JSON-Schema-to-GBNF Conversion. This manipulation causes uncontrolled recursion. The attack may be initiated remotely. The pull request to fix this issue awaits acceptance.

CVSS v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/ggml-org/llama.cpp/
https://github.com/ggml-org/llama.cpp/issues/25283
https://github.com/ggml-org/llama.cpp/pull/25308
https://vuldb.com/cve/CVE-2026-17501
https://vuldb.com/submit/798504
https://vuldb.com/vuln/383354
https://vuldb.com/vuln/383354/cti

Configurations

No configuration.

History

24 Oct 2026, 13:10

Type	Values Removed	Values Added
Summary		(es) Se ha encontrado una falla en ggml-org llama.cpp e15efe0. Esta vulnerabilidad afecta a la función transform del archivo common/json-schema-to-grammar.cpp del componente Conversión de JSON-Schema a GBNF. Esta manipulación causa la asignación de recursos. El ataque puede iniciarse remotamente. La solicitud de extracción para solucionar este problema espera aceptación.

Information

Published : 2026-07-27 01:16

Updated : 2026-10-24 13:10

NVD link : CVE-2026-17501

Mitre link : CVE-2026-17501

CVE.ORG link : CVE-2026-17501

JSON object : View

Products Affected

No product.

CWE

CWE-404

Improper Resource Shutdown or Release

CWE-674

Uncontrolled Recursion

{"id": "CVE-2026-17501", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-17501", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-27T17:05:27.959542Z"}}], "cvssMetricV2": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}], "cvssMetricV40": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 6.9, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/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": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "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:ggml-org:llama.cpp:*:*:*:*:*:*:*:*"], "vendor": "ggml-org", "modules": ["JSON-Schema-to-GBNF Conversion"], "product": "llama.cpp", "versions": [{"status": "affected", "version": "e15efe0"}]}]}], "published": "2026-07-27T01:16:26.570", "references": [{"url": "https://github.com/ggml-org/llama.cpp/", "source": "cna@vuldb.com"}, {"url": "https://github.com/ggml-org/llama.cpp/issues/25283", "source": "cna@vuldb.com"}, {"url": "https://github.com/ggml-org/llama.cpp/pull/25308", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/cve/CVE-2026-17501", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/submit/798504", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/vuln/383354", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/vuln/383354/cti", "source": "cna@vuldb.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "cna@vuldb.com", "description": [{"lang": "en", "value": "CWE-404"}, {"lang": "en", "value": "CWE-674"}]}], "descriptions": [{"lang": "en", "value": "A flaw has been found in ggml-org llama.cpp e15efe0. This vulnerability affects the function transform of the file common/json-schema-to-grammar.cpp of the component JSON-Schema-to-GBNF Conversion. This manipulation causes uncontrolled recursion. The attack may be initiated remotely. The pull request to fix this issue awaits acceptance."}, {"lang": "es", "value": "Se ha encontrado una falla en ggml-org llama.cpp e15efe0. Esta vulnerabilidad afecta a la funci\u00f3n transform del archivo common/json-schema-to-grammar.cpp del componente Conversi\u00f3n de JSON-Schema a GBNF. Esta manipulaci\u00f3n causa la asignaci\u00f3n de recursos. El ataque puede iniciarse remotamente. La solicitud de extracci\u00f3n para solucionar este problema espera aceptaci\u00f3n."}], "lastModified": "2026-10-24T13:10:00.147", "sourceIdentifier": "cna@vuldb.com"}