A weakness has been identified in vgmstream up to r2117. This issue affects the function sscanf of the file src/meta/txth.c of the component txth-txtp. This manipulation causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. Patch name: 4669d37a6af94866f6f0628678f9f90d46954e8b. To fix this issue, it is recommended to deploy a patch.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Passive

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction Required

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction Required

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Vgmstream Subscribe
Vgmstream Subscribe

No data.

No data.

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No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/vgmstream/vgmstream/ cve-icon cve-icon
https://github.com/vgmstream/vgmstream/commit/4669d37a6af94866f6f0628678f9f90d46954e8b cve-icon cve-icon
https://github.com/vgmstream/vgmstream/issues/1972 cve-icon cve-icon
https://github.com/vgmstream/vgmstream/pull/1956 cve-icon cve-icon
https://vuldb.com/cve/CVE-2026-86514 cve-icon cve-icon
https://vuldb.com/submit/908369 cve-icon cve-icon
https://vuldb.com/vuln/399668 cve-icon cve-icon
https://vuldb.com/vuln/399668/cti cve-icon cve-icon
History

Tue, 08 Sep 2026 03:00:00 +0000

Type Values Removed Values Added
Description A weakness has been identified in vgmstream up to r2117. This issue affects the function sscanf of the file src/meta/txth.c of the component txth-txtp. This manipulation causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. Patch name: 4669d37a6af94866f6f0628678f9f90d46954e8b. To fix this issue, it is recommended to deploy a patch.
Title vgmstream txth-txtp txth.c sscanf stack-based overflow
First Time appeared Vgmstream
Vgmstream vgmstream
Weaknesses CWE-119
CWE-121
CPEs cpe:2.3:a:vgmstream:vgmstream:*:*:*:*:*:*:*:*
Vendors & Products Vgmstream
Vgmstream vgmstream
References
Metrics cvssV2_0

{'score': 7.5, 'vector': 'AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C'}

cvssV3_0

{'score': 6.3, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C'}

cvssV3_1

{'score': 6.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-09-08T02:45:09.281Z

Reserved: 2026-09-07T19:18:11.905Z

Link: CVE-2026-86514

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-08T03:17:19.790

Modified: 2026-09-08T03:17:19.790

Link: CVE-2026-86514

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-08T04:30:07Z

Weaknesses