What’s Vulnerable › Vulnerabilities

CVE-2023-26793

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-05-01 · updated 2026-06-17
• Weakness: CWE-122

Description

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

Affected products

• libmodbus: 3.1.10

References

• https://github.com/stephane/libmodbus/issues/683
• https://github.com/stephane/libmodbus/issues/683

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