CVE-2023-31220 HIGH

CVE-2023-31220: WordPress WP Categories Widget Plugin <= 2.2 is vulnerable to Cross Site Scripting (XSS)

Vendor Wp-Experts.in Team
Product WP Categories Widget
Weakness CWE-79 · XSS
Published September 4, 2023
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

Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in WP-EXPERTS.IN TEAM WP Categories Widget plugin <= 2.2 versions.

Explanation of Vulnerability in Simple Terms

02Summary

WP Categories Widget versions up to 2.2 contain a stored cross-site scripting (XSS) vulnerability. An attacker can inject malicious scripts into widget settings that execute in the browsers of site visitors and administrators. The vulnerability requires user interaction—a victim must visit a page displaying the affected widget. Impacts include session hijacking, credential theft, and malware distribution.

What an attacker can do

03Attacker Capabilities

Inject malicious scripts that run in visitors' browsers when they view pages with the widget.

Potential impact on your site

04Site Impact

Attackers can steal admin sessions, harvest visitor data, or inject malware into your site without needing a user account.

Conditions required to exploit

05Prerequisites

No authentication required. Victim must visit a page displaying the affected widget.

Key dates

06Disclosure timeline

September 4, 2023 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE

CVE-2026-17162 WowStore <= 4.4.24 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'currentPostId' Block Attribute CVE-2026-65764 Joomla Extension - phoca.cz - Reflected XSS vulnerability in Phoca Maps 5.0.0-6.1.1 CVE-2026-17571 Fluent Forms <= 6.2.8 - Reflected Cross-Site Scripting via 'param' CVE-2026-65534 WordPress Custom links in Elementor Image Carousel plugin <= 1.1.1 - Cross Site Scripting (XSS) vulnerability CVE-2026-65528 WordPress BSK PDF Manager plugin <= 3.8 - Cross Site Scripting (XSS) vulnerability