CVE-2024-1274: My Calendar < 3.4.24 - Authenticated Stored XSS

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2024-04-02 · updated 2026-06-17
Weakness: CWE-79

Description

The My Calendar WordPress plugin before 3.4.24 does not sanitise and escape some parameters, which could allow users with a role as low as Subscriber to perform Cross-Site Scripting attacks (depending on the permissions set by the admin)

Affected products

joedolson My Calendar: before 3.4.24 — fixed in 3.4.24

How to fix

Upgrade to a fixed version: joedolson My Calendar 3.4.24. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/91dba45b-9930-4bfb-a7bf-903c46864e9f/
https://wpscan.com/vulnerability/91dba45b-9930-4bfb-a7bf-903c46864e9f/

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