wpdevart Booking calendar, Appointment Booking System booking-calendar Plugin cross site scripting

Summaryinfo

A vulnerability classified as problematic was found in wpdevart Booking calendar, Appointment Booking System booking-calendar Plugin up to 3.2.36 on WordPress. The impacted element is an unknown function. Such manipulation leads to cross site scripting. This vulnerability is referenced as CVE-2026-25435. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in wpdevart Booking calendar, Appointment Booking System booking-calendar Plugin up to 3.2.36 on WordPress. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. CVE summarizes:

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in wpdevart Booking calendar, Appointment Booking System booking-calendar allows Stored XSS.This issue affects Booking calendar, Appointment Booking System: from n/a through <= 3.2.36.

The weakness was published by Dragonzen. The advisory is shared for download at patchstack.com. This vulnerability is handled as CVE-2026-25435 since 02/02/2026. The exploitation is known to be easy. The attack may be launched remotely. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

• Appointment Software

Vendor

• wpdevart

Name

• Booking calendar, Appointment Booking System booking-calendar Plugin

Version

• 3.2.0
• 3.2.1
• 3.2.2
• 3.2.3
• 3.2.4
• 3.2.5
• 3.2.6
• 3.2.7
• 3.2.8
• 3.2.9
• 3.2.10
• 3.2.11
• 3.2.12
• 3.2.13
• 3.2.14
• 3.2.15
• 3.2.16
• 3.2.17
• 3.2.18
• 3.2.19
• 3.2.20
• 3.2.21
• 3.2.22
• 3.2.23
• 3.2.24
• 3.2.25
• 3.2.26
• 3.2.27
• 3.2.28
• 3.2.29
• 3.2.30
• 3.2.31
• 3.2.32
• 3.2.33
• 3.2.34
• 3.2.35
• 3.2.36

CPE 2.3info

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CPE 2.2info

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