Resource exhaustion in Vgmstream
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.
Vulnerability class: DoS (Denial of Service)
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L.
Affected products
- N/a Vgmstream — versions r2117
Weakness classification (CWE)
References
- cna@vuldb.com (product)
- cna@vuldb.com (patch)
- cna@vuldb.com (issue-tracking, exploit)
- cna@vuldb.com (issue-tracking, patch)
- CVE-2026-86515 | CVE Analysis and Report (third-party-advisory)
- Submit #908370 | vgmstream r2117 Resource Consumption (third-party-advisory)
- VDB-399669 | vgmstream txtp txtp_parser.c add_entry resource consumption (technical-description, vdb-entry)
- VDB-399669 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-86515?
- CVE-2026-86515 is a medium-severity vulnerability in Vgmstream, classified under Uncontrolled Resource Consumption. CVSS score: 4.3/10. Published 2026-09-08.
- How severe is CVE-2026-86515?
- Medium severity. CVSS v3 base score is 4.3 out of 10.