CVE-2026-27366 PUBLISHED

WordPress MainWP Child plugin <= 6.1.1 - Broken Access Control vulnerability

Assigner: Patchstack
Reserved: 19.02.2026 Published: 25.06.2026 Updated: 25.06.2026

Unauthenticated Broken Access Control in MainWP Child <= 6.1.1 versions.

Metrics

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

Product Status

Vendor MainWP
Product MainWP Child
Versions Default: unaffected
  • affected from n/a to 6.1.1 (incl.)

Solutions

Update the WordPress MainWP Child Plugin to the latest available version (at least 6.1.2).

Credits

  • mcdruid | Patchstack Bug Bounty Program finder

References

Problem Types

  • CWE-862 Missing Authorization CWE

Impacts

  • CAPEC-180 Exploiting Incorrectly Configured Access Control Security Levels