CVE Database /
CVE-2026-40308
CVE
CVE-2026-40308 — My Calendar – Accessible Event Manager [my-calendar] < 3.7.7
| CVE |
Vulnerability |
Type |
Severity |
Affected |
Fixed in |
Published |
Status |
|
CVE-2026-40308
|
My Calendar – Accessible Event Manager [my-calendar] < 3.7.7 |
Authorization Bypass Through User-Controlled Key |
Unknown
|
< 3.7.7
|
3.7.7 |
2026-04-16 |
—
|
CVE-2026-40308
The My Calendar WordPress plugin's AJAX endpoint is vulnerable to parameter injection, allowing an unauthenticated attacker to manipulate the site ID and access calendar events from any sub-site on a WordPress Multisite network, including private or hidden events. On single-site installations, this vulnerability causes a fatal PHP error, resulting in a denial of service. This issue was resolved in version 3.7.7 of the plugin.
Based on public CVE data (MITRE/NVD).
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