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CVE-2025-54677

CriticalPublished

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

Published: Aug 20, 2025
Updated: Apr 28, 2026
Assigning CNA: Patchstack
Evidence observed: Aug 25, 2026

Primary CVSS

9.1/ 10Critical

nvd · CVSS 3.1

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

EPSS probability estimate

0.4%

Low · next 30 days

Percentile: 37.2%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

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.

Sources

CVE-2025-54677PoC
WordPress Online Booking & Scheduling Calendar for WordPress by vcita Plugin <= 4.5.3 is vulnerable to a medium priority Arbitrary File Upload

Responsible use

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