CVE-2025-46528 HIGH

CVE-2025-46528: WordPress Availability Calendar plugin <= 0.2.4 - Cross Site Request Forgery (CSRF) Vulnerability

Vendor Steve
Product Availability Calendar
Weakness CWE-352 · CSRF
Published April 24, 2025
Last update April 28, 2026
View on NVD All CVEs

CVSS base score

7.1/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Cross-Site Request Forgery (CSRF) vulnerability in Steve Availability Calendar availability allows Stored XSS.This issue affects Availability Calendar: from n/a through <= 0.2.4.

Explanation of Vulnerability in Simple Terms

02Summary

Availability Calendar versions 0.2.4 and earlier are vulnerable to cross-site request forgery (CSRF) attacks. An attacker can craft a malicious webpage that, when visited by a logged-in site administrator, performs unwanted actions on the calendar without the admin's knowledge. The attack requires the victim to visit the attacker's page while authenticated to the site.

What an attacker can do

03Attacker Capabilities

Perform unwanted actions on the calendar by tricking an authenticated admin into visiting a malicious webpage.

Potential impact on your site

04Site Impact

An attacker can modify calendar settings or data if an admin visits a malicious link while logged in.

Conditions required to exploit

05Prerequisites

Site admin must be logged in and visit an attacker-controlled webpage; no special privileges required.

Key dates

06Disclosure timeline

April 24, 2025 CVE published
April 28, 2026 Record updated