CVE-2023-24402 MEDIUM

CVE-2023-24402: WordPress WP Booking System Plugin <= 2.0.18 is vulnerable to Cross Site Scripting (XSS)

Vendor Veribo, Roland Murg
Product WP Booking System – Booking Calendar
Weakness CWE-79 · XSS
Published April 7, 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+) Cross-Site Scripting (XSS) vulnerability in Veribo, Roland Murg WP Booking System – Booking Calendar plugin <= 2.0.18 versions.

Explanation of Vulnerability in Simple Terms

02Summary

WP Booking System – Booking Calendar versions up to 2.0.18 contain a stored cross-site scripting (XSS) vulnerability. An authenticated administrator can inject malicious scripts into the plugin that execute in other users' browsers when they view affected pages. The vulnerability requires admin privileges and user interaction to exploit, but can affect site visitors across the application.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in other users' browsers when they view the site.

Potential impact on your site

04Site Impact

A compromised admin account can inject scripts to steal visitor data, redirect users, or deface content.

Conditions required to exploit

05Prerequisites

Administrator account access and the victim must view a page containing the injected script.

Key dates

06Disclosure timeline

April 7, 2023 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE

CVE-2026-7623 SureForms <= 2.8.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'headingWrapper' Block Attribute CVE-2026-17162 WowStore <= 4.4.24 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'currentPostId' Block Attribute CVE-2026-15755 Open User Map <= 1.4.45 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes CVE-2026-65510 WordPress PeproDev Ultimate Invoice plugin <= 2.2.6 - Cross Site Scripting (XSS) vulnerability CVE-2026-15665 Fluent Support <= 2.3.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'redirect-to' Shortcode Attribute