CVE-2026-42996

A flaw was found in JS8Call and JS8Call-improved. A remote attacker can exploit a stack-based buffer overflow by sending a specially crafted radio transmission containing "@APRSIS GRID" followed by an excessively long Maidenhead locator. This vulnerability, occurring in the grid2deg function, cou...

CVE-2026-42996

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...

CVE-2026-42996

The CVE-2026-42996 entry describes a stack-based buffer overflow in JS8Call prior to 2.3.1 and in JS8Call-improved prior to 3.0, triggered by a radio transmission of @APRSIS GRID followed by a long Maidenhead locator. Affects APRSISClient.cpp grid2deg; CVSSv4 scores indicate CRITICAL impact on co...

CVE-2026-42996

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...

EUVD-2026-26482

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...

JS8Call 安全漏洞

JS8Call is an open-source tool for weak signal communication and message networking protocols developed by JS8Call. Versions of JS8Call such as 2.3.1 and earlier, as well as JS8Call-improved 3.0 and earlier versions, have security vulnerabilities. These vulnerabilities stem from a stack buffer...

PT-2026-36303

Name of the Vulnerable Software and Affected Versions JS8Call versions prior to 2.3.2 JS8Call-improved versions prior to 3.0 Description A stack-based buffer overflow occurs during the processing of a radio transmission containing @APRSIS GRID followed by a long Maidenhead locator. This issue is...