CVE-2020-35926: Nanorand Project Nanorand

Critical severity, CVSS 9.8. EPSS: 1.5% chance of exploitation in the next 30 days.

An issue was discovered in the nanorand crate before 0.5.1 for Rust. It caused any random number generator (even ChaCha) to return all zeroes because integer truncation was mishandled.

Affected products

• Nanorand Project Nanorand: before 0.5.1 (fixed in 0.5.1)

Published 2020-12-31. Last modified 2026-06-17.