CVE-2026-28153 PUBLISHED

WordPress Notification Master – Real-Time WordPress Notifications With Email, SMS, Webhooks & More plugin <= 1.7.1 - Broken Access Control vulnerability

Assigner: Patchstack
Reserved: 25.02.2026 Published: 24.08.2026 Updated: 24.08.2026

Unauthenticated Broken Access Control in Notification Master – Real-Time WordPress Notifications With Email, SMS, Webhooks & More <= 1.7.1 versions.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS Score: 7.5

Product Status

Vendor Notification Master
Product Notification Master &#8211; Real-Time WordPress Notifications With Email, SMS, Webhooks &amp; More
Versions Default: unaffected
  • affected from n/a to 1.7.1 (incl.)

Credits

  • Ian Ho Shim | Patchstack Bug Bounty Program finder

References

Problem Types

  • CWE-862 Missing Authorization CWE

Impacts

  • CAPEC-180 Exploiting Incorrectly Configured Access Control Security Levels