# CVE-2026-42996

> 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.

## Key facts

- **CVE ID:** CVE-2026-42996
- **Published:** 2026-05-01
- **CWE codes:** CWE-121

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-42996

## Citation

> AI Analytics. CVE-2026-42996. Retrieved 2026-07-19 from https://api.ai-analytics.org/cve/CVE-2026-42996. Derived from NIST NVD. Licensed CC0.

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