CVE-2020-4068: Apnswift Project Apnswift

Critical severity, CVSS 9.8. EPSS: 1.3% chance of exploitation in the next 30 days.

In APNSwift 1.0.0, calling APNSwiftSigner.sign(digest:) is likely to result in a heap buffer overflow. This has been fixed in 1.0.1.

Affected products

• Apnswift Project Apnswift: version 1.0.0 only

Published 2020-06-22. Last modified 2026-06-17.