CVE-2022-46289: Openbabel Open Babel

High severity, CVSS 7.8. EPSS: 0.8% chance of exploitation in the next 30 days.

Multiple out-of-bounds write vulnerabilities exist in the ORCA format nAtoms functionality of Open Babel 3.1.1 and master commit 530dbfa3. A specially-crafted malformed file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.nAtoms calculation wrap-around, leading to a small buffer allocation

Affected products

• Openbabel Open Babel: version 3.1.1 only

Published 2023-07-21. Last modified 2026-06-17.