CVE-2024-8549
Simple Calendar – Google Calendar Plugin <= 3.4.2 - Reflected Cross-Site Scripting
CVSS Score
6.1
EPSS Score
0.0%
EPSS Percentile
0th
The Simple Calendar – Google Calendar Plugin plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of add_query_arg without appropriate escaping on the URL in all versions up to, and including, 3.4.2. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
| CWE | CWE-79 |
| Vendor | simplecalendar |
| Product | simple calendar – google calendar plugin |
| Published | Sep 25, 2024 |
| Last Updated | Apr 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
simplecalendar / Simple Calendar – Google Calendar Plugin
0 ≤ 3.4.2
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/17ae3f22-6426-48f7-93e6-c0ad515b329a?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3156894%40google-calendar-events&new=3156894%40google-calendar-events&sfp_email=&sfph_mail= plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset/3156894/google-calendar-events/trunk/includes/admin/notices.php
Credits
vgo0