CVE-2026-16534CWE-269privilege-escalation

CVE-2026-16534

Critical · published August 3, 2026

CVSS v3.1
9.1
EPSS
0%
Percentile
33.6
In the wild
Unconfirmed
What it is

The Import and export users and customers WordPress plugin before 2.4.2 does not enforce WordPress's role-assignment and per-user edit permissions during CSV import, allowing a user holding only the user-creation capability to create an administrator account and to overwrite an existing administrator's password or email.

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00404 · 33.6th percentile
Weakness
CWE-269 · Improper Privilege Management
Published
2026-08-03T11:16Z
References (1)
https://wpscan.com/vulnerability/0d1246a0-3cd1-4b6d-bd3e-6ed89745da26/ · [email protected]
EPSS history
Timeline
  • 03 AUG 06:00Z
    Import and export users and customers < 2.4.2 - Custom Role Privilege Escalation to Administrator via CSV Import
    cvelistv5