CVE-2026-96539CWE-266

CVE-2026-96539

Medium · published October 9, 2026

CVSS v3.1
5.6
EPSS
0%
Percentile
3.8
In the wild
Unconfirmed
What it is

Incorrect Privilege Assignment vulnerability in Ultimate Member Ultimate Member ultimate-member allows Privilege Escalation.This issue affects Ultimate Member: from n/a through 2.13.1.

The record
Technical detail
CVSS v3.1
5.6 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00149 · 3.8th percentile
Weakness
CWE-266 · Incorrect Privilege Assignment
Published
2026-10-09T14:16Z
References (1)
https://patchstack.com/database/wordpress/plugin/ultimate-member/vulnerability/wordpress-ultimate-member-plugin-2-13-1-privilege-escalation-vulnerability-2?_s_id=cve · [email protected]
EPSS history
Timeline
  • 11 OCT 03:33Z
    EPSS moved — → 0%
    epss
  • 09 OCT 10:00Z
    WordPress Ultimate Member plugin <= 2.13.1 - Privilege Escalation vulnerability
    cvelistv5
  • 09 OCT 10:00Z
    WordPress Ultimate Member plugin <= 2.13.1 - Privilege Escalation vulnerability
    cvelistv5