CVE-2026-39949

CVE-2026-39949: Authenticated Remote Code Execution in Cacti Through Host Variable Injection Summary An OS command injection vulnerability in Cacti ≤ 1.2.30 allows any authenticated user with device and graph template creation privileges to execute arbitrary commands on the underlying server. The...

VulnCheck KEV: CVE-2026-39949

Cacti ≤ 1.2.30 has an authenticated OS command injection flaw. Users with device and graph template creation privileges can put shell metacharacters in a device’s notes field. Cacti’s variable replacement engine inserts that field, unsanitized, into RRDtool command-line arguments through the...

CVE-2019-25777

The perl-yaml library (versions before 1.27_001 ) is vulnerable to arbitrary code execution because the parser does not restrict package variable modifications via perl/glob documents. An attacker who can submit crafted YAML input can overwrite internal configuration settings, such as $YAML::Load...

PT-2026-104733

Name of the Vulnerable Software and Affected Versions YAML versions prior to 1.27 001 Description Loading a perl/glob document allows the replacement of any package variable, potentially leading to arbitrary code execution. A perl/glob document specifies a package and a symbol to assign a value...