CVE-2026-39897 PUBLISHED

Cacti has a Reflected XSS Vulnerability via html_auth_footer

Assigner: GitHub_M
Reserved: 07.04.2026 Published: 24.06.2026 Updated: 25.06.2026

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.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
CVSS Score: 5.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	None	Confidentiality	None
Attack Complexity	Low	Integrity	Low	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	Passive

CVSS 4.0

Product Status

Vendor	Cacti
Product	cacti
Versions	Version < 1.2.31 is affected

References

https://github.com/Cacti/cacti/security/advisories/GHSA-2j98-xfjq-gw39
https://github.com/Cacti/cacti/commit/7c544ea0b45de627f206eefe93005433c2c3864d

Problem Types

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') CWE