CVE-2023-29171 HIGH

CVE-2023-29171: WordPress Magic Post Thumbnail Plugin <= 4.1.10 is vulnerable to Cross Site Scripting (XSS)

Vendor Magic Post Thumbnail
Product Magic Post Thumbnail
Weakness CWE-79 · XSS
Published April 7, 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 Magic Post Thumbnail plugin <= 4.1.10 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Magic Post Thumbnail versions up to 4.1.10 contain a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts into web pages. An attacker can craft a malicious link that, when clicked by a site visitor, executes arbitrary JavaScript in the victim's browser. This can lead to session hijacking, credential theft, or defacement. The vulnerability affects the scope beyond the vulnerable component itself.

What an attacker can do

03Attacker Capabilities

Inject and execute malicious JavaScript in visitors' browsers to steal credentials or hijack sessions.

Potential impact on your site

04Site Impact

Visitors to your site could have their sessions hijacked or credentials stolen if they click attacker-controlled links.

Conditions required to exploit

05Prerequisites

Attacker must trick a site visitor into clicking a malicious link (user interaction required). No authentication needed.

Key dates

06Disclosure timeline

April 7, 2023 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE

CVE-2026-65522 WordPress Manual - Documentation, Knowledge Base & Education WordPress theme theme <= 7.5.4 - Cross Site Scripting (XSS) vulnerability CVE-2026-13362 SendPulse Email Marketing Newsletter <= 2.2.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via _sp_form_code Post Meta CVE-2026-65503 WordPress Ultimate Store Kit Elementor Addons plugin <= 3.0.5 - Cross Site Scripting (XSS) vulnerability CVE-2026-17571 Fluent Forms <= 6.2.8 - Reflected Cross-Site Scripting via 'param' CVE-2026-15665 Fluent Support <= 2.3.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'redirect-to' Shortcode Attribute