CVE-2026-22791: Opencryptoki Project Opencryptoki

Medium severity, CVSS 6.1. EPSS: 0.3% chance of exploitation in the next 30 days.

openCryptoki is a PKCS#11 library and tools for Linux and AIX. In 3.25.0 and 3.26.0, there is a heap buffer overflow vulnerability in the CKM_ECDH_AES_KEY_WRAP implementation allows an attacker with local access to cause out-of-bounds writes in the host process by supplying a compressed EC public key and invoking C_WrapKey. This can lead to heap corruption, or denial-of-service.

Affected products

Published 2026-01-13. Last modified 2026-06-17.