CVE-2025-66103

WordPress WPCal.io plugin <= 0.9.5.9 - Cross Site Scripting (XSS) vulnerability

State: Published
Severity: 6.5 Medium
Published: Dec 30, 2025
Updated: Apr 28, 2026
Reserved: Nov 21, 2025

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in revmakx WPCal.io wpcal allows DOM-Based XSS.This issue affects WPCal.io: from n/a through <= 0.9.5.9.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L	Patchstack

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Product	Versions
WPCal.iorevmakx	0.9.5.9 and earlierAffectedfrom 0.9.5.10Not affected

References

https://patchstack.com/database/Wordpress/Plugin/wpcal/vulnerability/wordpress-wpcal-io-plugin-0-9-5-9-cross-site-scripting-xss-vulnerability?_s_id=cvevdb-entry

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