CVE-2025-66103

MEDIUM

WPCal.io <= 0.9.5.9 - DOM-Based Cross-Site Scripting

Title source: llm

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.

References (2)

Core 2

Core References

Vdb Entry vdb-entry

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

Third Party Advisory

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

Scores

CVSS v3 6.5

EPSS 0.0018

EPSS Percentile 8.0%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-79

Status published

Products (2)

Revmakx/WPCal.io < 0.9.5.9

revmakx/WPCal.io < 0.9.5.9

Published Dec 30, 2025

Tracked Since Feb 18, 2026