Deserialization of Untrusted Data in Wazuh - CVE-2025-24016
Published: June 10, 2025 / Updated: September 5, 2025
Vulnerability identifier: #VU110698
CSH Severity: Critical
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-24016
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability:
The vulnerability is being exploited in the wild
Vulnerability details
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to insecure input validation when processing serialized data in framework/wazuh/core/cluster/common.py. A remote attacker can pass specially crafted data to the application and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Wazuh
How to mitigate CVE-2025-24016
Install updates from vendor's website.
Wazuh - update to 4.9.1