CVE-2025-59938

MEDIUM

Wazuh < 4.11.0 - Heap Buffer Overflow

Title source: rule
STIX 2.1

Description

Wazuh is a free and open source platform used for threat prevention, detection, and response. In versions starting from 3.8.0 to before 4.11.0, wazuh-analysisd is vulnerable to a heap buffer overflow when parsing XML elements from Windows EventChannel messages. This issue has been patched in version 4.11.0.

References (1)

Core 1
Core References
Exploit, Vendor Advisory x_refsource_confirm
https://github.com/wazuh/wazuh/security/advisories/GHSA-vw3r-mjg3-9hh2

Scores

CVSS v3 6.5
EPSS 0.0008
EPSS Percentile 24.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-122
Status published
Products (1)
wazuh/wazuh 3.8.0 - 4.11.0
Published Sep 27, 2025
Tracked Since Feb 18, 2026