CVE-2023-26793

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

libmodbus v3.1.10 has a heap-based buffer overflow vulnerability in read_io_status function in src/modbus.c.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-122

Affected software

No affected versions have been published.

Timeline

Published
May 1, 2024
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2023-26793: Critical severity, CVSS 9.8 | Vulnix