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I. Basic Information for CVE-2026-2240
Vulnerability Information

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Vulnerability Title
janet-lang janet compile.c janetc_pop_funcdef out-of-bounds
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability has been found in janet-lang janet up to 1.40.1. The impacted element is the function janetc_pop_funcdef of the file src/core/compile.c. Such manipulation leads to out-of-bounds read. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. The name of the patch is 4dd08a4cdef5b1c42d9a2c19fc24412e97ef51d5. A patch should be applied to remediate this issue.
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
跨界内存读
Source: NVD (National Vulnerability Database)
Vulnerability Title
Janet 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Janet是Janet Language开源的一种函数式和命令式编程语言和字节码解释器。 Janet 1.40.1及之前版本存在缓冲区错误漏洞,该漏洞源于函数janetc_pop_funcdef存在越界读取,可能导致信息泄露。
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
janet-langjanet 1.40.0 -
II. Public POCs for CVE-2026-2240
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III. Intelligence Information for CVE-2026-2240
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IV. Related Vulnerabilities
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