CVE-2020-36469: Appendix Project Appendix

Medium severity, CVSS 5.9. EPSS: 1% chance of exploitation in the next 30 days.

An issue was discovered in the appendix crate through 2020-11-15 for Rust. For the generic K and V type parameters, Send and Sync are implemented unconditionally.

Affected products

• Appendix Project Appendix: up to and including 2020-11-15

Published 2021-08-08. Last modified 2026-06-17.