CVE-2025-23767 MEDIUM

CVE-2025-23767: WordPress Marmoset Viewer plugin <= 1.9.3 - Stored Cross Site Scripting (XSS) vulnerability

Vendor Revoxis
Product Marmoset Viewer
Weakness CWE-79 · XSS
Published January 16, 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 revoxis Marmoset Viewer marmoset-viewer allows Stored XSS.This issue affects Marmoset Viewer: from n/a through <= 1.9.3.

Explanation of Vulnerability in Simple Terms

02Summary

Marmoset Viewer versions up to 1.9.3 contain a cross-site scripting vulnerability that allows an authenticated user to inject malicious scripts. The vulnerability requires user interaction and can affect other users viewing the same content. An attacker with low privileges can inject code that executes in victims' browsers, potentially stealing session data or performing actions on their behalf.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that execute in other users' browsers when they view affected content.

Potential impact on your site

04Site Impact

Authenticated users can inject scripts affecting other site visitors, risking credential theft, session hijacking, or unauthorized actions.

Conditions required to exploit

05Prerequisites

Attacker must be authenticated with low-level privileges and trick a user into viewing a page containing the malicious payload.

Key dates

06Disclosure timeline

January 16, 2025 CVE published
May 11, 2026 Record updated

Related vulnerabilities

08Related CVE