CVE-2025-23526 HIGH

CVE-2025-23526: WordPress Swift Calendar Online Appointment Scheduling plugin <= 1.3.3 - Reflected Cross Site Scripting (XSS) vulnerability

Vendor Swiftcloud
Product Swift Calendar Online Appointment Scheduling
Weakness CWE-79 · XSS
Published March 3, 2025
Last update April 28, 2026

CVSS base score

7.1/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/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 SwiftCloud Swift Calendar Online Appointment Scheduling online-appointment-scheduling-software allows Reflected XSS.This issue affects Swift Calendar Online Appointment Scheduling: from n/a through <= 1.3.3.

Explanation of Vulnerability in Simple Terms

02Summary

Swift Calendar Online Appointment Scheduling versions 1.3.3 and earlier contain a cross-site scripting (XSS) vulnerability. An attacker can inject malicious scripts that execute in users' browsers when they visit affected pages. The vulnerability requires user interaction and can affect other users or the site itself depending on where the injection occurs.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in users' browsers and steal session data, redirect users, or deface the calendar interface.

Potential impact on your site

04Site Impact

Users visiting the calendar may have their sessions compromised or be redirected to malicious sites. Site reputation and user trust are at risk.

Conditions required to exploit

05Prerequisites

No authentication required. Victim must visit a page containing the attacker's malicious input (e.g., click a crafted link).

Key dates

06Disclosure timeline

March 3, 2025 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE