CVE-2021-24927
My Calendar <= 3.2.17 - Subscriber+ Reflected Cross-Site Scripting
mediumImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
5.4
CVSS Score
5.4
CVSS Score
medium
Severity
3.2.18
Patched in
813d
Time to patch
Description
The My Calendar WordPress plugin before 3.2.18 does not sanitise and escape the callback parameter of the mc_post_lookup AJAX action (available to any authenticated user) before outputting it back in the response, leading to a Reflected Cross-Site Scripting issue
CVSS Vector Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:NAttack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Low
Confidentiality
Low
Integrity
None
Availability
Technical Details
Affected versions
<=3.2.17PublishedNovember 1, 2021
Last updatedJanuary 22, 2024
Affected pluginmy-calendar
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