CVE-2023-41957
CWE-269Published: May 17, 2024· Updated: Jun 17, 2026
Official Description
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.
Risk Analysis
The Simple Membership plugin is susceptible to a privilege escalation flaw, allowing unauthorized users to gain elevated access. This critical vulnerability has a CVSS score of 9.8 and is remotely exploitable without authentication.
There is no evidence of public exploitation, and the vulnerability is not included in the CISA KEV catalog.
Update the Simple Membership plugin to a version beyond 4.3.4 to resolve the privilege management issue.
Technical Analysis
CVE-2023-41957 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-269)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-41957 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts