CVE-2019-19481: Opensc Project Opensc

Medium severity, CVSS 4.6. EPSS: 0.2% chance of exploitation in the next 30 days.

An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-cac1.c mishandles buffer limits for CAC certificates.

Affected products

• Opensc Project Opensc: version 0.19.0 only; version 0.20.0 only

Published 2019-12-01. Last modified 2026-06-17.