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CVE-2026-42996

EPSS 0.02% · P5
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I. Basic Information for CVE-2026-42996

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
JS8Call through 2.3.1 and JS8Call-improved before 3.0 have a stack-based buffer overflow via a radio transmission of @APRSIS GRID followed by a long Maidenhead locator. This occurs in grid2deg in APRSISClient.cpp.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
栈缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
JS8Call 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
JS8Call是JS8Call开源的一款弱信号通信与消息网络协议工具。 JS8Call 2.3.1及之前版本和JS8Call-improved 3.0之前版本存在安全漏洞，该漏洞源于APRSISClient.cpp中grid2deg函数存在栈缓冲区溢出，可能导致通过无线电传输执行任意代码。
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
JS8CallJS8Call 0 ~ 2.3.1 -
JS8Call-improvedJS8Call-improved 0 ~ 3.0 -

II. Public POCs for CVE-2026-42996

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III. Intelligence Information for CVE-2026-42996

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IV. Related Vulnerabilities

Same weakness: CWE-121

V. Comments for CVE-2026-42996

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