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Vulnerability record · CVE-2021-26814 · published 6 March 2021

CVE-2021-26814: Wazuh path traversal vulnerability

Wazuh · Wazuh

Wazuh API in Wazuh from 4.0.0 to 4.0.3 allows authenticated users to execute arbitrary code with administrative privileges via /manager/files URI. An authenticated user to the service may exploit incomplete input validation on the /manager/files API to inject arbitrary code within the API service script.

8.8 CVSS 3.1 High EPSS 8.7% · top 5.0% CWE-22 · Path traversal
8.8CVSS 3.1 base score, v2 6.5
8.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Wazuh API in Wazuh from 4.0.0 to 4.0.3 allows authenticated users to execute arbitrary code with administrative privileges via /manager/files URI. An authenticated user to the service may exploit incomplete input validation on the /manager/files API to inject arbitrary code within the API service script.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://documentation.wazuh.com/4.0/release-notes/release_4_0_4.html Release NotesVendor Advisory
https://github.com/wazuh/wazuh/releases/tag/v4.0.4 Release NotesThird Party Advisory
https://documentation.wazuh.com/4.0/release-notes/release_4_0_4.html Release NotesVendor Advisory
https://github.com/wazuh/wazuh/releases/tag/v4.0.4 Release NotesThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-26814), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.