Reflected XSS Vulnerability in Cacti Performance Management Framework
CVE-2026-39897

5.3MEDIUM

Key Information:

Vendor

Cacti

Status
Cacti
Vendor
CVE Published:
24 June 2026

What is CVE-2026-39897?

Cacti, an open source performance and fault management framework, has a reflected XSS vulnerability affecting versions 1.2.30 and earlier. This vulnerability arises in the html_auth_footer, allowing potential attackers to inject malicious scripts. Cacti has addressed this issue in version 1.2.31, urging users to upgrade promptly to mitigate risks associated with this security flaw.

Affected Version(s)

cacti < 1.2.31

References

https://github.com/Cacti/cacti/security/advisories/GHSA-2...
x_refsource_CONFIRM
https://github.com/Cacti/cacti/commit/7c544ea0b45de627f20...
x_refsource_MISC

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.