PT-2026-42545

Name of the Vulnerable Software and Affected Versions Concrete CMS versions 9.5.0 and earlier Description An authorization bypass exists in the Calendar Block. The function action get events fails to verify the canView permission on the calendar, which allows the disclosure of restricted event...

PT-2026-42544

Concrete CMS 9.5.0 and below is vulnerable to authorization Bypass in the Calendar Event Frontend Dialog which can allow cross-calendar data disclosure. A public calendar block can be used as a pivot point to access private calendar data. The Concrete CMS security team gave this vulnerability a...

Concrete CMS 安全漏洞

Concrete CMS is an open-source content management system developed by Concrete CMS. Versions of Concrete CMS 9.5.0 and earlier have security vulnerabilities. These vulnerabilities stem from the fact that the actiongetevents function in the calendar block does not check the canView permissions of...

CVE-2026-24988

Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in Brian Hogg The Events Calendar Shortcode & Block the-events-calendar-shortcode allows Stored XSS.This issue affects The Events Calendar Shortcode & Block: from n/a through = 3.1.1...