CVE-2023-41957

HIGH 8.6

WordPress Simple Membership plugin <= 4.3.4 - Unauthenticated Membership Role Privilege Escalation vulnerability

CVSS Score

8.6

EPSS Score

0.0%

EPSS Percentile

0th

Improper Privilege Management vulnerability in smp7, wp.Insider Simple Membership allows Privilege Escalation.This issue affects Simple Membership: from n/a through 4.3.4.

CWE	CWE-269
Vendor	smp7, wp.insider
Product	simple membership
Published	May 17, 2024
Last Updated	Apr 28, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

High

Availability

Low

Affected Versions

smp7, wp.insider / Simple Membership

n/a ≤ 4.3.4

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/vulnerability/simple-membership/wordpress-simple-membership-plugin-4-3-4-unauthenticated-membership-role-privilege-escalation-vulnerability?_s_id=cve

Credits

Rafie Muhammad (Patchstack)