CVE-2026-39938 Details
Description
Cacti is an open source performance and fault management framework. Versions 1.2.30 and prior have unauthenticated LFI through graph_theme and rrdtool IPC serialization hardening. This issue has been resolved in version 1.2.31.
A local file inclusion (LFI) vulnerability has been identified in Cacti versions through 1.2.30. This issue allows unauthenticated users to exploit LFI through the 'graph_theme' parameter, bypassing certain serialization hardening related to 'rrdtool' inter-process communication. The vulnerability has been addressed in Cacti version 1.2.31.
Users can upgrade to Cacti version 1.2.31 to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jun 25, 2026References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-22 | Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') | [email protected] |
| CWE-78 | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| cacti cacti | < 1.2.31 |
CPE
Remediation
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Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 26, 2026 | CVE Modified | CISA-ADP |
| Jun 25, 2026 | CVE Modified | CISA-ADP |
| Jun 25, 2026 | Initial Analysis | [email protected] |
| Jun 24, 2026 | New CVE Received | [email protected] |