CVE-2025-10997: Openbabel Open Babel

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

A flaw has been found in Open Babel up to 3.1.1. Impacted is the function ChemKinFormat::CheckSpecies of the file /src/formats/chemkinformat.cpp. Executing manipulation can lead to heap-based buffer overflow. The attack can only be executed locally. The exploit has been published and may be used.

Affected products

• Openbabel Open Babel: up to and including 3.1.1

Published 2025-09-26. Last modified 2026-06-17.