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CVE-2026-86514— vgmstream txth-txtp txth.c sscanf stack-based overflow

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及之前版本存在缓冲区错误漏洞，该漏洞源于src/meta/txth.c文件中sscanf函数存在栈缓冲区溢出，可能导致远程攻击。

CVSS 6.3 · Medium EPSS 0.47% · P40

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a vgmstream r2117 affected
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I. Basic Information for CVE-2026-86514

Vulnerability Information
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Vulnerability Title
vgmstream txth-txtp txth.c sscanf stack-based overflow
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
vgmstream 缓冲区错误漏洞
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及之前版本存在缓冲区错误漏洞，该漏洞源于src/meta/txth.c文件中sscanf函数存在栈缓冲区溢出，可能导致远程攻击。
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-2026-86514

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III. Intelligence Information for CVE-2026-86514

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Patches & Fixes for CVE-2026-86514 (2)

Proof of Concept for CVE-2026-86514 (1)

Other References for CVE-2026-86514 (2)

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

CVE-2026-86810 7.3 HIGH Open-Web-Analytics Controller Controller.php checkCapabilityAndAuthenticateUser improper a
CVE-2026-86515 4.3 MEDIUM vgmstream txtp txtp_parser.c add_entry resource consumption
CVE-2026-79570 mfish-nocode 安全漏洞
CVE-2026-78971 Halo 安全漏洞
CVE-2026-78738 Silverpeas Core 安全漏洞
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CVE-2026-79588 U-SPEED WIFI4 N300 T1 Pro 加密问题漏洞
CVE-2026-30754 FFmpeg 安全漏洞
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-121

V. Comments for CVE-2026-86514

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