CVE-2023-27427 MEDIUM

CVE-2023-27427: WordPress CRM Memberships Plugin <= 1.6 is vulnerable to Cross Site Scripting (XSS)

Vendor Ntzapps
Product CRM Memberships
Weakness CWE-79 · XSS
Published June 23, 2023
Last update April 28, 2026
View on NVD All CVEs

CVSS base score

5.9/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in NTZApps CRM Memberships plugin <= 1.6 versions.

Explanation of Vulnerability in Simple Terms

02Summary

CRM Memberships through version 1.6 contains a cross-site scripting (XSS) vulnerability that allows authenticated administrators to inject malicious scripts. The vulnerability requires user interaction—typically clicking a crafted link—and can affect other users' sessions and data. Site owners should update to a version newer than 1.6 to eliminate this risk.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that execute in other users' browsers and steal session data or modify site content.

Potential impact on your site

04Site Impact

Administrators could be tricked into executing scripts that compromise user accounts or alter site data.

Conditions required to exploit

05Prerequisites

Attacker must have administrator privileges and trick a user into clicking a malicious link.

Key dates

06Disclosure timeline

June 23, 2023 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE

CVE-2026-15730 GamiPress <= 7.9.9.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'heading_size' Shortcode Attribute CVE-2026-15334 Cozy Blocks <= 2.2.11 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'icon.view' Block Attribute CVE-2026-65510 WordPress PeproDev Ultimate Invoice plugin <= 2.2.6 - Cross Site Scripting (XSS) vulnerability CVE-2026-15393 Cozy Blocks <= 2.2.11 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'postMeta.font.size' Block Attribute CVE-2026-7623 SureForms <= 2.8.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'headingWrapper' Block Attribute