---
id: CVE-2026-86515
title: A security vulnerability has been detected in vgmstream up to r2117
summary: >-
  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 c…
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L'
cwe:
  - CWE-400
  - CWE-404
product: vgmstream
affected:
  - vgmstream r2117
published: '2026-09-08'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T16:18:29.460'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-86515'
references:
  - url: 'https://github.com/vgmstream/vgmstream/'
    label: cna@vuldb.com
  - url: >-
      https://github.com/vgmstream/vgmstream/commit/4b6a02dd1aff6428255db912563d77d4cb0a143e
    label: cna@vuldb.com
  - url: 'https://github.com/vgmstream/vgmstream/issues/1973'
    label: cna@vuldb.com
  - url: 'https://github.com/vgmstream/vgmstream/pull/1965'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-86515'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/908370'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/399669'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/399669/cti'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
  - exploit-available
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-08T15:11:01.366387Z'
epss: 0.00594
epssPercentile: 0.46119
ingestedAt: '2026-09-08T15:33:26.982Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.