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Medium 6.5Published Sep 26, 2025

CVE-2025-59938Heap buffer overflow in wazuh-analysisd

Updated under an hour ago ()

Does this affect you?

It affects wazuh. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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
6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE)
CWE-122
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
GitHub_M
NVD analysis
Analyzed
Record last updated
Sep 29, 2025
First seen by InfoSec Signals
Oct 19, 2026

Affected products

Affected products
wazuh wazuh
wazuh:wazuh (from the name)
from 3.8.0, < 4.11.0
CNA record
wazuh wazuh
wazuh:wazuh
from 3.8.0 before 4.11.0
NVD

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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