SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-59938

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.

MEDIUM 6.5EPSS 0.37%

Does this matter?

Lower severity and a low EPSS score (0.37%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
0.37% probability · 30th percentile
CISA KEV
Not listed
Weakness
CWE-122
Affected
wazuh/wazuh
Source
security-advisories@github.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.