CVE-2026-42668
Deferred Deferred - Pending Action
Unauthenticated Broken Authentication in Email Marketing for WooCommerce

Publication date: 2026-06-15

Last updated on: 2026-06-15

Assigner: Patchstack

Description
Unauthenticated Broken Authentication in Email Marketing for WooCommerce by Omnisend <= 1.18.0 versions.
CVSS Scores
EPSS Scores
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Meta Information
Published
2026-06-15
Last Modified
2026-06-15
Generated
2026-06-16
AI Q&A
2026-06-16
EPSS Evaluated
N/A
NVD
CVE-2026-42668
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
omnisend email_marketing_for_woocommerce to 1.18.0 (inc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-288 The product requires authentication, but the product has an alternate path or channel that does not require authentication.
Attack-Flow Graph
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Executive Summary

This vulnerability is an unauthenticated broken authentication issue found in the Email Marketing for WooCommerce plugin by Omnisend, affecting versions up to and including 1.18.0.

Impact Analysis

Because the vulnerability allows broken authentication without requiring user authentication, an attacker can exploit it remotely to gain unauthorized access. The CVSS score indicates a high impact on confidentiality, meaning sensitive information could be exposed, but integrity and availability are not affected.

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