What is CVE-2026-96539?

CVE-2026-96539 is a medium-severity vulnerability in Ultimate Member, classified under Incorrect Privilege Assignment. CVSS score: 5.6/10. Published 2026-10-09.

How severe is CVE-2026-96539?

Medium severity. CVSS v3 base score is 5.6 out of 10.

Privilege escalation in Ultimate Member

CVE-2026-96539

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.

Published 2026-10-09 · last modified 2026-10-09.

CVSS v3 metric

CVSS v3 base score 5.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Ultimate Member

Weakness classification (CWE)

CWE-266 — Incorrect Privilege Assignment

References

patchstack.com/database/wordpress/plugin/ultimate-member/vulnerability/wordpres… (vdb-entry)

Frequently asked questions

What is CVE-2026-96539?: CVE-2026-96539 is a medium-severity vulnerability in Ultimate Member, classified under Incorrect Privilege Assignment. CVSS score: 5.6/10. Published 2026-10-09.
How severe is CVE-2026-96539?: Medium severity. CVSS v3 base score is 5.6 out of 10.