CVE-2025-54676 MEDIUM

CVE-2025-54676: WordPress Online Booking & Scheduling Calendar for by vcita Plugin plugin <= 4.5.3 - Cross Site Scripting (XSS) Vulnerability

Vendor Vcita
Product Online Booking & Scheduling Calendar for WordPress by vcita
Weakness CWE-79 · XSS
Published August 14, 2025
Last update April 28, 2026

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in vcita Online Booking & Scheduling Calendar for WordPress by vcita meeting-scheduler-by-vcita allows Stored XSS.This issue affects Online Booking & Scheduling Calendar for WordPress by vcita: from n/a through <= 4.5.3.

Explanation of Vulnerability in Simple Terms

02Summary

The vcita Online Booking & Scheduling Calendar plugin for WordPress contains a stored cross-site scripting (XSS) vulnerability in versions up to 4.5.3. An authenticated user with low privileges can inject malicious scripts that execute in the browsers of other site visitors, potentially compromising their sessions or stealing sensitive data. The vulnerability requires user interaction to trigger.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in other users' browsers when they view affected pages.

Potential impact on your site

04Site Impact

Site visitors' sessions could be compromised or sensitive data stolen if they view pages with injected malicious content.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege WordPress account and trick a site visitor into viewing a page containing the injected script.

Key dates

06Disclosure timeline

August 14, 2025 CVE published
April 28, 2026 Record updated