CVE-2026-74035 Wazuh - Authentication Bypass

Wazuh >= 4.6.0 < 4.14.8 contains an authentication bypass caused by a falsy truthiness check in security.update_user, letting delegated user administrators bypass reserved user guard and authenticate with empty credentials.

CVSS base score 7.2 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.50% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Broken Authentication
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Published
13 October 2026
Updated
15 October 2026
Weakness
CWE-863

Vendor fix

Upgrade to version 4.14.8 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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