CVE-2025-59938

Heap buffer overflow in wazuh-analysisd

Published Sep 27, 2025 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-31396 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.
History
Type Values Removed Values Added
CPEs cpe:2.3:a:wazuh:wazuh:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Microsoft
Microsoft windows
Wazuh
Wazuh wazuh
Vendors & Products Microsoft
Microsoft windows
Wazuh
Wazuh wazuh
Type Values Removed Values Added
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.
Title Heap buffer overflow in wazuh-analysisd
Weaknesses CWE-122
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Sep 29, 2025, 2:52 PM
Reserved
Sep 23, 2025, 2:33 PM
Status
Analyzed
Published
Sep 27, 2025, 1:15 AM
Modified
Oct 19, 2026, 4:10 PM