CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Lifecycle Timeline
3Description
The LatePoint - Calendar Booking Plugin for Appointments and Events plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'button_caption' parameter in the [latepoint_resources] shortcode in versions up to and including 5.3.0. This is due to insufficient output escaping when the 'items' parameter is set to 'bundles'. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Analysis
Stored Cross-Site Scripting in LatePoint Calendar Booking Plugin for WordPress up to version 5.3.0 allows authenticated contributors and above to inject arbitrary JavaScript via the 'button_caption' parameter in the [latepoint_resources] shortcode when 'items' is set to 'bundles'. The injected scripts execute for all users viewing the affected page. …
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External POC / Exploit Code
Leaving vuln.today
EUVD-2026-20048
GHSA-8xj5-wfhm-66px