What is CVE-2023-41957?

CVE-2023-41957 is a high-severity vulnerability in Simple-Membership-Plugin Simple Membership, classified under Improper Privilege Management. CVSS score: 8.6/10. Published 2024-05-17.

How severe is CVE-2023-41957?

High severity. CVSS v3 base score is 8.6 out of 10.

Is CVE-2023-41957 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Privilege escalation in Simple-Membership-Plugin Simple Membership

CVE-2023-41957

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.

Vulnerability class: Privilege Escalation

Published 2024-05-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L.

EPSS exploit prediction

EPSS: 0.008 (53.8th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 53.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.008 · change: +0.002

Affected products

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

Public proof-of-concept exploits

20142995/nuclei-templates

References

patchstack.com/database/vulnerability/simple-membership/wordpress-simple-member… (Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2023-41957?: CVE-2023-41957 is a high-severity vulnerability in Simple-Membership-Plugin Simple Membership, classified under Improper Privilege Management. CVSS score: 8.6/10. Published 2024-05-17.
How severe is CVE-2023-41957?: High severity. CVSS v3 base score is 8.6 out of 10.
Is CVE-2023-41957 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.