CVE-2021-33186: Serenityos

High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days.

SerenityOS in test-crypto.cpp contains a stack buffer overflow which could allow attackers to obtain sensitive information.

Affected products

• Serenityos Serenityos: affected versions not specified

Published 2021-06-18. Last modified 2026-06-17.