WordPress WP MLM Unilevel plugin <= 4.0 - Unauthenticated Account Takeover vulnerability

published 2024-05-17 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-56189

cvss: 9.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 45%
public exploits: 0; none known

Improper Privilege Management vulnerability in IOSS WP MLM Unilevel allows Privilege Escalation.This issue affects WP MLM Unilevel: from n/a through 4.0.

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: total
Assessed: 2 y ago (2024-05-20)

Exploit prediction

0.54% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

IOSS WP MLM Unilevel
wpmlmsoftware wp_mlm_unilevel

Classification

Weakness

CWE-269 Improper Privilege Management

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/vulnerability/wp-mlm/wordpress-wp-mlm-unilevel-plugin-4-0-unauthenticated-account-takeover-vulnerabi
vdb-entry

Sources

CVE List CVE-2023-51476
NVD CVE-2023-51476

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