CVE-2021-42558: Mitre Caldera

Medium severity, CVSS 6.1. EPSS: 1.1% chance of exploitation in the next 30 days.

An issue was discovered in CALDERA 2.8.1. It contains multiple reflected, stored, and self XSS vulnerabilities that may be exploited by authenticated and unauthenticated attackers.

Affected products

• Mitre Caldera: up to and including 2.8.1

Published 2022-01-12. Last modified 2026-06-17.