vulnerability

WordPress Plugin: modern-events-calendar-lite: CVE-2021-24925: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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Severity

CVSS

(AV:N/AC:M/Au:N/C:N/I:P/A:N)

Published

Nov 15, 2021

Added

May 15, 2025

Modified

Apr 29, 2026

Description

The Modern Events Calendar Lite WordPress plugin before 6.1.5 does not sanitise and escape the current_month_divider parameter of its mec_list_load_more AJAX call (available to both unauthenticated and authenticated users) before outputting it back in the response, leading to a Reflected Cross-Site Scripting issue

Solution

modern-events-calendar-lite-plugin-cve-2021-24925

References

https://www.cve.org/CVERecord?id=CVE-2021-24925
https://www.wordfence.com/threat-intel/vulnerabilities/id/4eab9a5e-ca51-4952-9fd4-3d0046402e29?source=api-prod
https://euvd.enisa.europa.eu/vulnerability/EUVD-2021-11837
CVE-2021-24925
https://attackerkb.com/topics/CVE-2021-24925
CWE-79
EUVD-EUVD-2021-11837

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