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Software intelligence

Omnisend Connect vulnerabilities

4 tracked advisories · slug omnisend-connect

Important: Omnisend Connect appearing in this catalog does not mean your website is affected. Exposure depends on your installed version. How SiteRespond intelligence works

Tracked advisories

4

Latest advisory

26 June 2026

CISA KEV matches

0

In this WordPress feed

WordPress slug

omnisend-connect

Plugin

What this means for Omnisend Connect

This catalog lists 4 known advisories affecting Omnisend Connect. The most recent was published on 26 June 2026. If you use this software, compare your installed version against the affected ranges on each advisory and update to a fixed release outside those ranges. SiteRespond Defence checks your actual installed version when the plugin is connected — listing here does not by itself mean your site is vulnerable.

Latest issues

  • Email Marketing for WooCommerce by Omnisend <= 1.19.0 - Missing Authorization

    This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.

    Published 26 June 2026

  • Omnisend for WooCommerce <= 1.18.0 - Unauthenticated Omnisend Account Takeover via Predictable Connect Token

    May allow access to accounts or admin areas without valid credentials.

    Published 13 May 2026

  • Email Marketing for WooCommerce by Omnisend <= 1.14.3 - Cross-Site Request Forgery

    May trick authenticated users into performing unintended actions.

    Published 11 April 2024

Vulnerability types

  • Authentication bypass1
  • CSRF1

Authentication (inferred from titles)

  • Unauthenticated1
  • Authenticated0
  • Unspecified3

Advisory history

Known Omnisend Connect advisories published by month.

All advisories

Check whether your installed version is affected

SiteRespond Defence matches your installed Omnisend Connect version against this catalog when the Defence plugin is connected to your WordPress site.