CVE-2023-46613: Add-To-Calendar-Button Add To Calendar Button

Medium severity, CVSS 5.4. EPSS: 0.4% chance of exploitation in the next 30 days.

Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulnerability in Jens Kuerschner Add to Calendar Button plugin <= 1.5.1 versions.

Affected products

• Add-To-Calendar-Button Add To Calendar Button: before 1.5.1 (fixed in 1.5.1)

Published 2023-11-08. Last modified 2026-06-17.