What’s Vulnerable › Vulnerabilities

CVE-2026-74043: Wazuh 4.1.1 before 4.14.8 Path Traversal via Cluster Upload Functions

• Severity: critical (CVSS 9.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-13 · updated 2026-10-13
• Weakness: CWE-22

Description

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.

Affected products

• wazuh: from 4.1.1 before 4.14.8 — fixed in 4.14.8

How to fix

Upgrade to a fixed version: wazuh 4.14.8. Check the vendor advisory for mitigations.

References

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

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