CVE-2023-50376

HIGH 7.1

WordPress Simple Membership Plugin <= 4.3.8 is vulnerable to Unauth. Reflected Cross Site Scripting (XSS)

CVSS Score

7.1

EPSS Score

0.0%

EPSS Percentile

0th

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in smp7, wp.Insider Simple Membership allows Reflected XSS.This issue affects Simple Membership: from n/a through 4.3.8.

CWE	CWE-79
Vendor	smp7, wp.insider
Product	simple membership
Published	Dec 19, 2023
Last Updated	Apr 28, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Affected Versions

smp7, wp.insider / Simple Membership

n/a ≤ 4.3.8

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/vulnerability/simple-membership/wordpress-simple-membership-plugin-4-3-8-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve

Credits

Le Ngoc Anh (Patchstack Alliance)