CVE-2026-39938

Cacti: Unauthenticated RCE on Graph Image

CVSS 9.8 CRITICALEPSS 0.4%CWE-22 CWE-78

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.

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

Productos afectados

Cacti · cacti

PoCs públicas encontradas — 1

githubgithub.com/Polosss/By-Poloss..-..CVE-2026-39938★ 0

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Referencias

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