CVE-2018-18872

PoC —

CVSS 3.0

5.4 medium

EPSS

<1%p52

Published

May 13, 2019 (May 13, 2019)

Modified

Jun 17, 2026

Description

The Kieran O'Shea Calendar plugin before 1.3.11 for WordPress has Stored XSS via the event_title parameter in a wp-admin/admin.php?page=calendar add action, or the category name during category creation at the wp-admin/admin.php?page=calendar-categories URI.

Vendors: kieranoshea
Products: calendar
Ecosystems: WordPress
Weakness: CWE-79
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.7%)

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