CVE-2021-21807: Accusoft Imagegear

Critical severity, CVSS 9.8. EPSS: 1.5% chance of exploitation in the next 30 days.

An integer overflow vulnerability exists in the DICOM parse_dicom_meta_info functionality of Accusoft ImageGear 19.9. A specially crafted malformed file can lead to a stack-based buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.

Affected products

• Accusoft Imagegear: version 19.9 only

Published 2021-07-07. Last modified 2026-06-17.