CVE-2025-31838 MEDIUM

CVE-2025-31838: WordPress Eventbee RSVP Widget plugin <= 1.0 - Cross Site Scripting (XSS) vulnerability

Vendor Eventbee
Product Eventbee RSVP Widget
Weakness CWE-79 · XSS
Published April 1, 2025
Last update May 11, 2026

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in eventbee Eventbee RSVP Widget eventbee-rsvp-widget allows DOM-Based XSS.This issue affects Eventbee RSVP Widget: from n/a through <= 1.0.

Explanation of Vulnerability in Simple Terms

02Summary

The Eventbee RSVP Widget contains a cross-site scripting (XSS) vulnerability in versions up to 1.0. An authenticated user with low privileges can inject malicious scripts that execute in other users' browsers when they interact with the widget. The vulnerability requires user interaction and can affect confidentiality, integrity, and availability across the application scope.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in other users' browsers when they view or interact with the widget.

Potential impact on your site

04Site Impact

Users' sessions, data, or credentials could be compromised if they interact with a page containing the injected script.

Conditions required to exploit

05Prerequisites

Attacker must have low-level authenticated access and the victim must click a link or visit a page containing the malicious payload.

Key dates

06Disclosure timeline

April 1, 2025 CVE published
May 11, 2026 Record updated

Related vulnerabilities

08Related CVE