CVE-2020-26892: Fedoraproject Fedora

Critical severity, CVSS 9.8. EPSS: 2.3% chance of exploitation in the next 30 days.

The JWT library in NATS nats-server before 2.1.9 has Incorrect Access Control because of how expired credentials are handled.

Affected products

• Fedoraproject Fedora: version 33 only
• Linuxfoundation Nats-Server: before 2.1.9 (fixed in 2.1.9)

Published 2020-11-06. Last modified 2026-06-17.