CVE-2026-42663 PUBLISHED

WordPress Simple Membership plugin <= 4.7.2 - Cross Site Scripting (XSS) vulnerability

Assigner: Patchstack
Reserved: 29.04.2026 Published: 15.06.2026 Updated: 15.06.2026

Unauthenticated Cross Site Scripting (XSS) in Simple Membership <= 4.7.2 versions.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
CVSS Score: 6.5

Product Status

Vendor wp.insider
Product Simple Membership
Versions Default: unaffected
  • affected from n/a to 4.7.2 (incl.)

Solutions

Update the WordPress Simple Membership Plugin to the latest available version (at least 4.7.3).

Credits

  • hhhai | Patchstack Bug Bounty Program finder

References

Problem Types

  • CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') CWE

Impacts

  • CAPEC-588 DOM-Based XSS