CVE-2025-54677

CRITICAL 9.1

WordPress Online Booking & Scheduling Calendar for WordPress by vcita Plugin <= 4.5.3 - Arbitrary File Upload Vulnerability

CVSS Score

9.1

EPSS Score

0.0%

EPSS Percentile

0th

Unrestricted Upload of File with Dangerous Type vulnerability in vcita Online Booking & Scheduling Calendar for WordPress by vcita meeting-scheduler-by-vcita allows Using Malicious Files.This issue affects Online Booking & Scheduling Calendar for WordPress by vcita: from n/a through <= 4.5.3.

CWE	CWE-434
Vendor	vcita
Product	online booking & scheduling calendar for wordpress by vcita
Published	Aug 20, 2025
Last Updated	Apr 28, 2026

Stay Ahead of the Next One

Get instant alerts for vcita online booking & scheduling calendar for wordpress by vcita

Be the first to know when new critical vulnerabilities affecting vcita online booking & scheduling calendar for wordpress by vcita are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

vcita / Online Booking & Scheduling Calendar for WordPress by vcita

0 ≤ 4.5.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/Wordpress/Plugin/meeting-scheduler-by-vcita/vulnerability/wordpress-online-booking-scheduling-calendar-for-wordpress-by-vcita-plugin-4-5-3-arbitrary-file-upload-vulnerability?_s_id=cve

Credits

Que Thanh Tuan | Patchstack Bug Bounty Program