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I. Basic Information for CVE-2026-2657
Vulnerability Information

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Vulnerability Title
wren-lang wren Error Message wren_compiler.c printError stack-based overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability has been found in wren-lang wren up to 0.4.0. This impacts the function printError of the file src/vm/wren_compiler.c of the component Error Message Handler. Such manipulation leads to stack-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
栈缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
wren 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
wren是Wren开源的一个并发脚本语言。 wren 0.4.0及之前版本存在安全漏洞,该漏洞源于错误消息处理组件中存在栈缓冲区溢出,可能导致本地内存损坏。
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
VendorProductAffected VersionsCPESubscribe
wren-langwren 0.1 -
II. Public POCs for CVE-2026-2657
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III. Intelligence Information for CVE-2026-2657
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IV. Related Vulnerabilities
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