CVE-2026-74043

CRITICAL 9.0

Wazuh 4.1.1 before 4.14.8 Path Traversal via Cluster Upload Functions

CVSS Score

9.0

EPSS Score

0.0%

EPSS Percentile

0th

Wazuh from 4.1.1 before 4.14.8 contains a path traversal vulnerability in upload_list_file, upload_rule_file, and upload_decoder_file that allows malicious cluster workers to write files at arbitrary paths. Attackers holding the cluster key can send DistributedAPI requests with ../ sequences in filename, bypassing REST controller validation, to write files as the wazuh user.

CWE	CWE-22
Vendor	wazuh
Product	wazuh-manager
Published	Oct 13, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

High

Availability

High

Affected Versions

Wazuh / wazuh-manager

4.1.1 < 4.14.8

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/wazuh/wazuh/security/advisories/GHSA-cw26-jj8q-x7w5 github.com: https://github.com/wazuh/wazuh/releases/tag/v4.14.8 vulncheck.com: https://www.vulncheck.com/advisories/wazuh-4.1.1-before-4.14.8-path-traversal-via-cluster-upload-functions

Credits

🔍 namd0ng vikman90