CVE-2026-39897: Cacti

Medium severity, CVSS 6.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Cacti is an open source performance and fault management framework. Versions 1.2.30 and below contain a Reflected XSS vulnerability in the html_auth_footer. This issue has been fixed in version 1.2.31.

Affected products

• Cacti Cacti: before 1.2.31 (fixed in 1.2.31)

Published 2026-06-24. Last modified 2026-06-25.