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CVE-2026-86515— vgmstream txtp txtp_parser.c add_entry resource consumption

Quick assessment

Affected
n/a vgmstream
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

vgmstream是vgmstream组织的一款可解码多种电子游戏流式音频格式的软件组件。 vgmstream r2117及之前版本存在资源管理错误漏洞，该漏洞源于src/meta/txtp_parser.c文件add_entry函数对参数range_start/range_end的错误操作，可能导致资源消耗。

CVSS 4.3 · Medium EPSS 0.59% · P47

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a vgmstream r2117 affected
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I. Basic Information for CVE-2026-86515

Vulnerability Information
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Vulnerability Title
vgmstream txtp txtp_parser.c add_entry resource consumption
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
Vulnerability Title
vgmstream 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
vgmstream是vgmstream组织的一款可解码多种电子游戏流式音频格式的软件组件。 vgmstream r2117及之前版本存在资源管理错误漏洞，该漏洞源于src/meta/txtp_parser.c文件add_entry函数对参数range_start/range_end的错误操作，可能导致资源消耗。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- vgmstream r2117 cpe:2.3:a:vgmstream:vgmstream:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-86515

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III. Intelligence Information for CVE-2026-86515

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Patches & Fixes for CVE-2026-86515 (1)

Proof of Concept for CVE-2026-86515 (1)

Other References for CVE-2026-86515 (2)

Same Patch Batch · n/a · 2026-09-08 · 28 CVEs total

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CVE-2026-86514 6.3 MEDIUM vgmstream txth-txtp txth.c sscanf stack-based overflow
CVE-2026-79570 mfish-nocode 安全漏洞
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CVE-2026-79588 U-SPEED WIFI4 N300 T1 Pro 加密问题漏洞
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CVE-2026-78834 CMSimple 代码注入漏洞
CVE-2026-52486 The OpenDDS Project OpenDDS 加密问题漏洞
CVE-2026-52307 ClassCMS 1CMS 安全漏洞
CVE-2026-78997 UCWEB UC Browser 安全漏洞
CVE-2026-79569 RayX Movie_Recommend SQL注入漏洞
CVE-2026-78838 AppNitro MachForm 安全漏洞
CVE-2026-79573 zcarsenal JFinalOA 安全漏洞
CVE-2026-79572 Distribution Management 安全漏洞
CVE-2026-79574 mpush 安全漏洞
CVE-2026-79575 yfhl yfexam-exam 安全漏洞
CVE-2026-79576 Risesoft Digital-Infrastructure 授权问题漏洞

Showing top 20 of 28 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: vgmstream
Same vendor: n/a
Same weakness: CWE-400

V. Comments for CVE-2026-86515

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