CVE-2022-27244: Misp-Project Misp

Medium severity, CVSS 4.8. EPSS: 0.5% chance of exploitation in the next 30 days.

An issue was discovered in MISP before 2.4.156. A malicious site administrator could store an XSS payload in the custom auth name. This would be executed each time the administrator modifies a user.

Affected products

• Misp-Project Misp: before 2.4.156 (fixed in 2.4.156)

Published 2022-03-18. Last modified 2026-06-22.