CVE-2026-86515

A security vulnerability has been detected in vgmstream up to r2117. Impacted is the function add_entry of the file src/meta/txtp_parser.c of the component txtp. Such manipulation of the argument range_start/range_end leads to resource consumption. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The name of the patch is 4b6a02dd1aff6428255db912563d77d4cb0a143e. It is advisable to implement a patch to correct this issue.

CVSS v3 4.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

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/vgmstream/vgmstream/
https://github.com/vgmstream/vgmstream/commit/4b6a02dd1aff6428255db912563d77d4cb0a143e
https://github.com/vgmstream/vgmstream/issues/1973
https://github.com/vgmstream/vgmstream/pull/1965
https://vuldb.com/cve/CVE-2026-86515
https://vuldb.com/submit/908370
https://vuldb.com/vuln/399669
https://vuldb.com/vuln/399669/cti

Configurations

No configuration.

History

28 Sep 2026, 23:10

Type	Values Removed	Values Added
Summary		(es) Una vulnerabilidad de seguridad ha sido detectada en vgmstream hasta r2117. Afectada es la función add_entry del archivo src/meta/txtp_parser.c del componente txtp. Tal manipulación del argumento range_start/range_end conduce al consumo de recursos. El ataque puede ser realizado de forma remota. El exploit ha sido divulgado públicamente y puede ser utilizado. El nombre del parche es 4b6a02dd1aff6428255db912563d77d4cb0a143e. Es aconsejable implementar un parche para corregir este problema.

Information

Published : 2026-09-08 03:17

Updated : 2026-09-28 23:10

NVD link : CVE-2026-86515

Mitre link : CVE-2026-86515

CVE.ORG link : CVE-2026-86515

JSON object : View

Products Affected

No product.

CWE

CWE-400

Uncontrolled Resource Consumption

CWE-404

Improper Resource Shutdown or Release

{"id": "CVE-2026-86515", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-86515", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-08T15:11:01.366387Z"}}], "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": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.8}], "cvssMetricV40": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 2.1, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "LOW", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/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": "PASSIVE", "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:vgmstream:vgmstream:*:*:*:*:*:*:*:*"], "vendor": "n/a", "modules": ["txtp"], "product": "vgmstream", "versions": [{"status": "affected", "version": "r2117"}]}]}], "published": "2026-09-08T03:17:19.987", "references": [{"url": "https://github.com/vgmstream/vgmstream/", "source": "cna@vuldb.com"}, {"url": "https://github.com/vgmstream/vgmstream/commit/4b6a02dd1aff6428255db912563d77d4cb0a143e", "source": "cna@vuldb.com"}, {"url": "https://github.com/vgmstream/vgmstream/issues/1973", "source": "cna@vuldb.com"}, {"url": "https://github.com/vgmstream/vgmstream/pull/1965", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/cve/CVE-2026-86515", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/submit/908370", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/vuln/399669", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/vuln/399669/cti", "source": "cna@vuldb.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "cna@vuldb.com", "description": [{"lang": "en", "value": "CWE-400"}, {"lang": "en", "value": "CWE-404"}]}], "descriptions": [{"lang": "en", "value": "A security vulnerability has been detected in vgmstream up to r2117. Impacted is the function add_entry of the file src/meta/txtp_parser.c of the component txtp. Such manipulation of the argument range_start/range_end leads to resource consumption. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The name of the patch is 4b6a02dd1aff6428255db912563d77d4cb0a143e. It is advisable to implement a patch to correct this issue."}, {"lang": "es", "value": "Una vulnerabilidad de seguridad ha sido detectada en vgmstream hasta r2117. Afectada es la funci\u00f3n add_entry del archivo src/meta/txtp_parser.c del componente txtp. Tal manipulaci\u00f3n del argumento range_start/range_end conduce al consumo de recursos. El ataque puede ser realizado de forma remota. El exploit ha sido divulgado p\u00fablicamente y puede ser utilizado. El nombre del parche es 4b6a02dd1aff6428255db912563d77d4cb0a143e. Es aconsejable implementar un parche para corregir este problema."}], "lastModified": "2026-09-28T23:10:00.143", "sourceIdentifier": "cna@vuldb.com"}