CVE-2026-39902

Published: Oct 23, 2026Modified: Oct 23, 2026Deferred

7.2

Vector

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

Exploitability: 1.2 / Impact: 5.9

Source: security-advisories@github.com (Secondary)

Description

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.

Related CWEs

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

References (2)

https://github.com/Cacti/cacti/pull/7112

Source: security-advisories@github.com

https://github.com/Cacti/cacti/security/advisories/GHSA-c4qp-j9r9-fq24

Source: security-advisories@github.com

Timeline

No history available yet.