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CVE-2026-39902

Cacti: Authenticated RCE on Data Input PUBLISHED

Description (CNA)

Cacti is an open source performance and fault management framework. Prior to version 1.2.31, the prior blocklist ([;&| `$\\n\r]) omitted single-quote, double-quote, redirect operators, subshell parens and braces. An authenticated admin could save an input_string` containing single-quote, redirect operator, or subshell parens, and pass the check. This issue has been patched in version 1.2.31.

Affected (CNA)

Vendor / productVersions
Cacti / cactiaffected < 1.2.31

CWE

CWE-78

References