WordPress User Registration plugin <= 4.4.9 - Privilege Escalation vulnerability

published 2026-03-25 7 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-15830

cvss: 8.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 29%
public exploits: 0; none known

Incorrect Privilege Assignment vulnerability in wpeverest User Registration user-registration allows Privilege Escalation.This issue affects User Registration: from n/a through <= 4.4.9.

Patch / fix

fixed in 1

wpeverest User Registration 5.1.3

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 7 mo ago (2026-03-26)

Exploit prediction

0.36% chance of exploitation in the next 30 days, higher than 29% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADP	3.1	8.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

wpeverest User Registration

Classification

Weakness

CWE-266 Incorrect Privilege Assignment

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/Wordpress/Plugin/user-registration/vulnerability/wordpress-user-registration-plugin-4-4-9-privilege-
vdb-entry

Sources

CVE List CVE-2026-32488
NVD CVE-2026-32488

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.

Summary