WordPress plugin
Simple Calendar – Google Calendar, Events, & ICS Feeds security & vulnerabilities
No known unpatched vulnerabilities in the latest version
All 7 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.
- Critical0
- High0
- Medium7
- Low0
All Simple Calendar – Google Calendar, Events, & ICS Feeds vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium5.3 | Unauthenticated Insecure Direct Object Reference ≤3.5.9Update to 3.6.0 | CVE-2025-68979 | |
| Medium6.1 | Reflected Cross-Site Scripting ≤3.4.2Update to 3.4.3 | CVE-2024-8549 | |
| Medium6.4 | Authenticated (Contributor+) Stored Cross-Site Scripting via shortcode ≤3.2.7Update to 3.2.8 | CVE-2023-49151 | |
| Medium4.3 | Cross-Site Request Forgery via duplicate_feed <3.2.5Update to 3.2.5 | — | |
| Medium4.3 | Cross-Site Request Forgery via bulk_actions ≤3.2.5Update to 3.2.6 | CVE-2023-46189 | |
| Medium4.3 | Cross-Site Request Forgery to Transient Cache Clearing ≤3.1.42Update to 3.1.43 | — | |
| Medium6.1 | Reflected Cross-Site Scripting <2.0.4Update to 2.0.4 | CVE-2014-7138 |
- Medium5.3Unauthenticated Insecure Direct Object Reference
≤3.5.9Update to 3.6.0
- Medium6.1Reflected Cross-Site Scripting
≤3.4.2Update to 3.4.3
- Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting via shortcode
≤3.2.7Update to 3.2.8
- Medium4.3Cross-Site Request Forgery via duplicate_feed
<3.2.5Update to 3.2.5
- Medium4.3Cross-Site Request Forgery via bulk_actions
≤3.2.5Update to 3.2.6
- Medium4.3Cross-Site Request Forgery to Transient Cache Clearing
≤3.1.42Update to 3.1.43
- Medium6.1Reflected Cross-Site Scripting
<2.0.4Update to 2.0.4
Simple Calendar – Google Calendar, Events, & ICS Feeds: common questions
Does Simple Calendar – Google Calendar, Events, & ICS Feeds have known vulnerabilities?
Yes. VulnCrest Radar lists 7 known vulnerabilities in Simple Calendar – Google Calendar, Events, & ICS Feeds: 7 medium. None are known to affect version null.
How do I check which version of Simple Calendar – Google Calendar, Events, & ICS Feeds I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent Simple Calendar – Google Calendar, Events, & ICS Feeds vulnerability?
CVE-2025-68979, published Dec 18, 2025: Google Calendar Events <= 3.5.9 - Unauthenticated Insecure Direct Object Reference. Severity: Medium (CVSS 5.3).
Is any Simple Calendar – Google Calendar, Events, & ICS Feeds vulnerability listed in CISA KEV?
No. None of the known Simple Calendar – Google Calendar, Events, & ICS Feeds vulnerabilities is currently listed in the CISA KEV catalog.