Vulnerability in Newsletters, Email Marketing, SMS and Popups by Omnisend — CVE-2026-97074

What to do now

Update Newsletters, Email Marketing, SMS and Popups by Omnisend to 1.9.1 or later.

Affected versions

• Everything up to and including 1.9.0

The Newsletters, Email Marketing, SMS and Popups by Omnisend plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.9.0. This is due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with subscriber-level access and above, to perform an unauthorized action.

This description is reproduced verbatim from the public vulnerability record.

• https://www.wordfence.com/threat-intel/vulnerabilities/id/01538008-bdd2-43f6-962d-5d97f38d9c10?source=api-prod

Part of this record comes from Wordfence Intelligence. Original: https://www.wordfence.com/threat-intel/vulnerabilities/id/01538008-bdd2-43f6-962d-5d97f38d9c10
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This page is compiled automatically from public databases. Accuracy is not guaranteed; confirm against the vendor advisory before acting.