CVE-2023-2789: GNU Cflow

High severity, CVSS 7.5. EPSS: 1.2% chance of exploitation in the next 30 days.

A vulnerability was found in GNU cflow 1.7. It has been rated as problematic. This issue affects the function func_body/parse_variable_declaration of the file parser.c. The manipulation leads to denial of service. The exploit has been disclosed to the public and may be used. The identifier VDB-229373 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• GNU Cflow: version 1.7 only

Published 2023-05-18. Last modified 2026-06-17.