Event Registration Calendar By vcita Stored Cross-Site Scripting Vulnerability

A stored cross-site scripting vulnerability has been identified in the Event Registration Calendar By vcita plugin for WordPress, affecting all versions through 1.4.0. The issue arises from inadequate input sanitization and output escaping on user-supplied attributes within the plugin's shortcodes. This vulnerability allows authenticated attackers with contributor-level access and above to inject arbitrary web scripts into pages, which are executed when users access the affected pages.

Impact

Exploitation of this vulnerability allows for stored cross-site scripting, where injected scripts are executed in the context of the user viewing the page.

Remediation

No known patch is available. Users are advised to review the vulnerability details and consider uninstalling the affected plugin.