CVE-2021-26814

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 8.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-03-06 · updated 2026-06-17
Weakness: CWE-22

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.

Affected products

wazuh: from 4.0.0 through 4.0.3

References

https://documentation.wazuh.com/4.0/release-notes/release_4_0_4.html
https://github.com/wazuh/wazuh/releases/tag/v4.0.4
https://documentation.wazuh.com/4.0/release-notes/release_4_0_4.html
https://github.com/wazuh/wazuh/releases/tag/v4.0.4

Get alerted when CVE-2021-26814 or the next vulnerability affects your stack