CVE-2021-40143: Sonatype Nexus Repository Manager

High severity, CVSS 8.2. EPSS: 2.3% chance of exploitation in the next 30 days.

Sonatype Nexus Repository 3.x through 3.33.1-01 is vulnerable to an HTTP header injection. By sending a crafted HTTP request, a remote attacker may disclose sensitive information or request external resources from a vulnerable instance.

Affected products

• Sonatype Nexus Repository Manager: from 3.0.0, before 3.34.1-01 (fixed in 3.34.1-01)

Published 2021-09-07. Last modified 2026-09-22.