CVE-2026-81534 Email Customizer for WooCommerce (Pro) - Remote Code Execution

Email Customizer for WooCommerce (Pro) <= 3.9.5 contains a remote code execution caused by insufficient authorization and input sanitization in send_test_mail() function, letting authenticated attackers with subscriber access execute arbitrary PHP code, exploit requires subscriber-level access.

CVSS base score 8.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
View the NVD record ↗

Details

Type
Remote Code Execution
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
15 October 2026
Updated
15 October 2026
Weakness
CWE-74

Vendor fix

Update to a version later than 3.9.5 or the latest available version.

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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