CVE-2026-39938

critical · 9.8

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.

9.8

CVSS

0.7%

EPSS (exploit prob.)

51st

EPSS percentile

2026-06-24

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-22CWE-78

Affected products

Vendor	Product	Affected versions
cacti	cacti	< 1.2.31

Check a specific version with /api/v1/cve/match.

References

https://github.com/Cacti/cacti/commit/9871f0cef9af285398d558c9b3188d5977e01a04
https://github.com/Cacti/cacti/security/advisories/GHSA-rm7p-qcqm-x5m6

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-39938