Unauthenticated Cross Site Scripting in Email Subscribers & Newsletters Plugin by WordPress
CVE-2026-81290

7.1HIGH

Key Information:

Vendor

WordPress
Status
Email Subscribers & Newsletters
Vendor
CVE Published:
31 August 2026

What is CVE-2026-81290?

An unpatched vulnerability in the Email Subscribers & Newsletters plugin for WordPress allows unauthenticated attackers to execute arbitrary scripts via XSS. This vulnerability affects versions up to 5.9.33, posing a significant security risk to users as it can lead to data theft, hijacking of user sessions, or redirection to malicious sites. Website administrators are advised to update their plugins and implement security measures to mitigate potential exploitation.

Affected Version(s)

Email Subscribers & Newsletters <= 5.9.33

References

https://patchstack.com/database/wordpress/plugin/email-su...
vdb-entry

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Jiemook | Patchstack Bug Bounty Program
.