CVE-2026-32540
Reflected XSS in Bookly Responsive Booking Tool
Publication date: 2026-03-25
Last updated on: 2026-03-25
Assigner: Patchstack
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| bookly | bookly | to 26.7 (inc) |
| bookly | bookly_responsive_appointment_booking_tool | to 26.7 (inc) |
Helpful Resources
Exploitability
| 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. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a Cross-site Scripting (XSS) issue found in the Bookly plugin, specifically in the bookly-responsive-appointment-booking-tool. It occurs due to improper neutralization of input during web page generation, which allows an attacker to inject malicious scripts that are reflected back to users.
How can this vulnerability impact me? :
The vulnerability can allow attackers to execute malicious scripts in the context of the affected website. This can lead to theft of user credentials, session hijacking, defacement of the website, or redirection to malicious sites, potentially compromising user data and trust.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
The provided information does not specify how the CVE-2026-32540 vulnerability impacts compliance with common standards and regulations such as GDPR or HIPAA.
How can this vulnerability be detected on my network or system? Can you suggest some commands?
This vulnerability is a reflected Cross Site Scripting (XSS) issue in the Bookly WordPress plugin (versions up to 26.7). Detection typically involves identifying malicious script injections in web requests or responses related to the plugin.
While no specific commands are provided, common detection methods include monitoring HTTP requests for suspicious input parameters that reflect back in responses without proper sanitization, and using web vulnerability scanners that test for reflected XSS vulnerabilities on pages served by the Bookly plugin.
Additionally, enabling Patchstack’s automatic mitigation rule can help block attacks targeting this vulnerability until the plugin is updated.
What immediate steps should I take to mitigate this vulnerability?
The immediate and recommended step to mitigate this vulnerability is to update the Bookly WordPress plugin to version 26.8 or later, where the issue has been patched.
Until the update can be applied, users are advised to enable Patchstack’s automatic mitigation rule, which blocks attacks targeting this specific vulnerability.
Additionally, limiting user interaction with untrusted links or pages that could exploit this reflected XSS vulnerability can reduce risk.