What is CVE-2026-25790?

CVE-2026-25790 is a medium-severity vulnerability in Wazuh, classified under Stack-based Buffer Overflow. CVSS score: 4.9/10. Published 2026-03-17.

How severe is CVE-2026-25790?

Medium severity. CVSS v3 base score is 4.9 out of 10.

Buffer overflow in Wazuh

CVE-2026-25790

Wazuh is a free and open source platform used for threat prevention, detection, and response. Starting in version 3.9.0 and prior to version 4.14.3, multiple stack-based buffer overflows exist in the Security Configuration Assessment (SCA)…

Vulnerability class: Buffer Overflow

EPSS: 0.002 (39.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.

Affected products

Wazuh — versions >= 3.9.0, < 4.14.3

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow
CWE-787 — Out-of-bounds Write

References

https://github.com/wazuh/wazuh/security/advisories/GHSA-cf24-hq8x-5jx2 (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-25790?: CVE-2026-25790 is a medium-severity vulnerability in Wazuh, classified under Stack-based Buffer Overflow. CVSS score: 4.9/10. Published 2026-03-17.
How severe is CVE-2026-25790?: Medium severity. CVSS v3 base score is 4.9 out of 10.