CVE-2026-81431 WooCommerce WordPress plugin - Broken Access Control

WooCommerce WordPress plugin < 1.1.3 contains a broken access control vulnerability caused by improper validation of registration forms, letting users with post creation privileges register accounts with arbitrary roles including Administrator, exploit requires user with Contributor or higher privileges.

CVSS base score 7.2 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.46% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Published
10 September 2026
Updated
15 October 2026
Weakness
CWE-269

Vendor fix

Update to version 1.1.3 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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