What is CVE-2021-26814?

CVE-2021-26814 is a high-severity vulnerability in Wazuh, classified under Path Traversal. CVSS score: 8.8/10. Published 2021-03-06.

How severe is CVE-2021-26814?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2021-26814 known to be exploited?

27 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Path Traversal in Wazuh

CVE-2021-26814

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.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.087 (94.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Wazuh
N/a — versions n/a

Weakness classification (CWE)

CWE-22 — Path Traversal

Public proof-of-concept exploits

References

cve@mitre.org (x_refsource_MISC, Release Notes, Vendor Advisory)
cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2021-26814?: CVE-2021-26814 is a high-severity vulnerability in Wazuh, classified under Path Traversal. CVSS score: 8.8/10. Published 2021-03-06.
How severe is CVE-2021-26814?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2021-26814 known to be exploited?: 27 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.