CVE-2026-14433
Received Received - Intake

Stored XSS in vcita WordPress Booking Plugin

Publication date: 2026-08-15

Last updated on: 2026-08-15

Assigner: Wordfence

Description
The Online Booking & Scheduling Calendar for WordPress by vcita plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'business_id' parameter in all versions up to, and including, 4.6.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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Meta Information

Published
2026-08-15
Last Modified
2026-08-15
Generated
2026-08-15
AI Q&A
2026-08-15
EPSS Evaluated
N/A
NVD
CVE-2026-14433
EUVD
EUVD-2026-58833

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
vcita online_booking_and_scheduling_calendar to 4.6.0 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

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Executive Summary

This vulnerability is a Stored Cross-Site Scripting (XSS) flaw in the vcita plugin for WordPress. It allows unauthenticated attackers to inject malicious scripts via the 'business_id' parameter due to insufficient input sanitization and output escaping. The injected scripts execute when users access the affected pages.

Detection Guidance

To detect this vulnerability, inspect WordPress sites using the vcita plugin versions up to 4.6.0 for stored XSS via the 'business_id' parameter. Check server logs for unusual script injections in pages. Use security plugins like Wordfence to scan for malicious payloads in input fields.

Impact Analysis

An attacker could steal user sessions, redirect users to malicious sites, or perform actions on their behalf. It may also lead to defacement of the website or exposure of sensitive user data stored in the browser.

Compliance Impact

This vulnerability could lead to unauthorized access to personal data, violating GDPR and HIPAA requirements for data protection. Organizations may face fines or legal consequences if exploited.

Mitigation Strategies

Immediately update the vcita plugin to the latest version beyond 4.6.0. If an update is unavailable, disable the plugin temporarily. Implement input sanitization for the 'business_id' parameter and enable Content Security Policy headers to mitigate XSS risks.

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