POST SMTP – The #1 WordPress SMTP Plugin with Advanced Email Logging and Delivery Failure Notifications, CVE-2026-48838

CVE, Research URL: CVE-2026-48838
Home page URL: Security reports for POST SMTP – The #1 WordPress SMTP Plugin with Advanced Email Logging and Delivery Failure Notifications
Application: POST SMTP – The #1 WordPress SMTP Plugin with Advanced Email Logging and Delivery Failure Notifications
Published on: -
Research Description: Post SMTP – Complete Email Deliverability and SMTP Solution with Email Logs, Alerts, Backup SMTP & Mobile App [post-smtp] < 3.6.3 CVE-2026-48838
Affected versions: max 3.6.3.
Status: vulnerable

POST SMTP &#8211; The #1 WordPress SMTP Plugin with Advanced Email Logging and Delivery Failure Notifications, CVE-2026-48838