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CVE-2026-74034 Details

Description

Wazuh from 4.1.0 before 4.14.8 contains a missing origin check in wm_agent_upgrade that allows enrolled agents to issue upgrade_custom commands with attacker-controlled file_path. Attackers can inject an upgrade_custom message over the agent channel to read arbitrary files as root, exfiltrating /etc/shadow and client.keys.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/wazuh/wazuh/security/advisories/GHSA-r7hm-43xr-477j	CISA-ADP
https://github.com/wazuh/wazuh/releases/tag/v4.14.8	[email protected]
https://github.com/wazuh/wazuh/security/advisories/GHSA-r7hm-43xr-477j	[email protected]
https://www.vulncheck.com/advisories/wazuh-4.1.0-before-4.14.8-arbitrary-file-read-via-upgrade-custom-command	[email protected]

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-862	Missing Authorization	[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

Date	Action	Recorded By
Oct 14, 2026	CVE Modified	CISA-ADP
Oct 13, 2026	New CVE Received	[email protected]