CVE-2026-12394

MemberGlut < 1.1.5 - Unauthenticated Privilege Escalation to Administrator

Critical · published July 27, 2026

CVSS v3.1
9.8
EPSS
2%
Percentile
81.3
In the wild
Unconfirmed
What it is

The MemberGlut WordPress plugin before 1.1.5 does not validate the role chosen during front-end registration, allowing unauthenticated users to register an account with an arbitrary role, including administrator, leading to full site compromise.

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.02071 · 81.3th percentile
Published
2026-07-27T06:00Z
EPSS history
Timeline
  • 27 JUL 06:00Z
    MemberGlut < 1.1.5 - Unauthenticated Privilege Escalation to Administrator
    cvelistv5