CVE-2026-42668

Name: CVE-2026-42668
Creator: NVD / NIST
Published: 2026-06-15T21:16:56.637+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.43%

Last modified Jun 17, 2026

CVE-2026-42668 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Unauthenticated Broken Authentication in Email Marketing for WooCommerce by Omnisend <= 1.18.0 versions.. EPSS estimates a 0.43% chance of exploitation in the next 30 days.

Description

Unauthenticated Broken Authentication in Email Marketing for WooCommerce by Omnisend <= 1.18.0 versions.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

0.43%

34.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-288

References

https://patchstack.com/database/wordpress/plugin/omnisend-connect/vulnerability/wordpress-email-marketing-for-woocommerce-by-omnisend-plugin-1-18-0-broken-authentication-vulnerability?_s_id=cve

Timeline

Published: Jun 15, 2026
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2026-42668?

Unauthenticated Broken Authentication in Email Marketing for WooCommerce by Omnisend <= 1.18.0 versions.

How severe is CVE-2026-42668?

CVE-2026-42668 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.

How do I fix CVE-2026-42668?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-42668?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST