Medium severity · published Sep 27, 2025
CVE-2025-59938
Wazuh is a free and open source platform used for threat prevention, detection, and response
6.5
CVSS
0.4%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 31% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WA
Wazuh · Wazuh
3.8.0 before 4.11.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-59938
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-59938
Exploit
https://github.com/wazuh/wazuh/security/advisories/GHSA-vw3r-mjg3-9hh2
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