CVE-2026-42668

WordPress Email Marketing for WooCommerce by Omnisend plugin <= 1.18.0 - Broken Authentication vulnerability

Published Jun 15, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
Unauthenticated Broken Authentication in Email Marketing for WooCommerce by Omnisend <= 1.18.0 versions.

Remediation

Vendor Solution

Update the WordPress Email Marketing for WooCommerce by Omnisend Plugin to the latest available version (at least 1.18.1).

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Omnisend
Omnisend email Marketing For Woocommerce
Wordpress
Wordpress wordpress
Vendors & Products Omnisend
Omnisend email Marketing For Woocommerce
Wordpress
Wordpress wordpress
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Unauthenticated Broken Authentication in Email Marketing for WooCommerce by Omnisend <= 1.18.0 versions.
Title WordPress Email Marketing for WooCommerce by Omnisend plugin <= 1.18.0 - Broken Authentication vulnerability
Weaknesses CWE-288
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Jun 16, 2026, 1:24 AM
Reserved
Apr 29, 2026, 9:04 AM
Status
Deferred
Published
Jun 15, 2026, 9:16 PM
Modified
Oct 25, 2026, 11:10 PM