CVE-2023-2490 MEDIUM

CVE-2023-2490: WordPress UserAgent-Spy Plugin <= 1.3.1 is vulnerable to Cross Site Scripting (XSS)

Vendor Fernando Briano
Product UserAgent-Spy
Weakness CWE-79 · XSS
Published May 11, 2023
Last update April 28, 2026
View on NVD All CVEs

CVSS base score

5.9/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction Required
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Auth. (admin+) Stored Cross-Site Scripting (XSS) vulnerability in Fernando Briano UserAgent-Spy plugin <= 1.3.1 versions.

Explanation of Vulnerability in Simple Terms

02Summary

UserAgent-Spy versions up to 1.3.1 contain a cross-site scripting (XSS) vulnerability that allows an authenticated administrator to inject malicious scripts. The vulnerability requires user interaction—typically clicking a crafted link—and affects the integrity and confidentiality of site data. An attacker with high-level privileges can execute JavaScript in the context of other users' browsers.

What an attacker can do

03Attacker Capabilities

Inject and execute malicious JavaScript in other users' browsers to steal data or perform actions on their behalf.

Potential impact on your site

04Site Impact

An admin account compromised or misused could inject scripts affecting other users' sessions and data integrity.

Conditions required to exploit

05Prerequisites

Attacker must have administrator-level access and trick a user into clicking a malicious link or visiting a crafted page.

Key dates

06Disclosure timeline

May 11, 2023 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE

CVE-2026-7623 SureForms <= 2.8.1 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'headingWrapper' Block Attribute CVE-2026-15333 Cozy Blocks <= 2.2.11 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'cozyCustomFont' Block Attribute CVE-2026-13425 Database for CF7 <= 1.2.6 - Unauthenticated Stored Cross-Site Scripting via Array Form Field Values CVE-2026-12231 Exclusive Addons for Elementor <= 2.7.9.8 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'exad_infobox_image' CVE-2026-6454 Firelight Lightbox <= 2.3.20 - Authenticated (Contributor+) Stored DOM Cross-Site Scripting via PDF beforeLoad 'href' Attribute