CVE-2026-39897: Cacti has a Reflected XSS Vulnerability via html_auth_footer
Published Jun 24, 2026
·Updated
Cacti is an open source performance and fault management framework. Versions 1.2.30 and below contain a Reflected XSS vulnerability in the htmlauthfooter. This issue has been fixed in version 1.2.31.
Affected Software
2 affected components
Cacti Cacti<=1.2.30
Cacti Cacti<1.2.31
Remediation
Event History
Jun 24, 2026
CVE Published
via MITRE·10:00 PM
Data Sourced
via MITRE·10:00 PM
DescriptionWeakness
Data Sourced
via NVD·10:16 PM
RemedyDescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-39897?
The severity of CVE-2026-39897 is medium, with a CVSS score of 5.3.
2
How do I fix CVE-2026-39897?
To fix CVE-2026-39897, upgrade to Cacti version 1.2.31 or later.
3
What type of vulnerability is CVE-2026-39897?
CVE-2026-39897 is a Reflected Cross-Site Scripting (XSS) vulnerability.
4
Which versions of Cacti are affected by CVE-2026-39897?
Cacti versions 1.2.30 and below are affected by CVE-2026-39897.
5
What component of Cacti does CVE-2026-39897 impact?
CVE-2026-39897 impacts the html_auth_footer component of Cacti.