[ CVE-2026-88785 · Published 11 Oct 2026 ]
Vulnerability in Unknown Simple Membership
CVSS 4.7
EPSS <1%No fix listed yet
[ Description ]Official description
The Simple Membership WordPress plugin before 4.8.3 does not avoid transmitting a newly registered member's plaintext password in a URL query string when an optional auto-login-after-registration feature is enabled, exposing the credential in browser history and in web server, proxy, and CDN access logs to anyone able to read them.
[ Fixes ]Fixes and patches
No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.