CVE-2023-45835 HIGH

CVE-2023-45835: WordPress Libsyn Publisher Hub Plugin <= 1.4.4 is vulnerable to Cross Site Scripting (XSS)

Vendor Libsyn
Product Libsyn Publisher Hub
Weakness CWE-79 · XSS
Published October 24, 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 Libsyn Libsyn Publisher Hub plugin <= 1.4.4 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Libsyn Publisher Hub versions up to 1.4.4 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 user, executes arbitrary JavaScript in the victim's browser. This can lead to session hijacking, credential theft, or unauthorized actions performed on behalf of the victim.

What an attacker can do

03Attacker Capabilities

Inject and execute malicious JavaScript in a user's browser to steal session data or perform unauthorized actions.

Potential impact on your site

04Site Impact

Users of Libsyn Publisher Hub are at risk of account compromise and data theft if they click attacker-controlled links.

Conditions required to exploit

05Prerequisites

Attacker must trick a user into clicking a malicious link or visiting a compromised page (user interaction required).

Key dates

06Disclosure timeline

October 24, 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-2026-65762 Joomla Extension - phoca.cz - Reflected XSS vulnerability in Phoca Guestbook 5.0.0-6.1.0 CVE-2026-65764 Joomla Extension - phoca.cz - Reflected XSS vulnerability in Phoca Maps 5.0.0-6.1.1 CVE-2026-65483 WordPress HashThemes Demo Importer plugin <= 1.4.2 - Cross Site Scripting (XSS) vulnerability CVE-2026-15425 Yoast SEO <= 28.0 - Authenticated (Author+) Stored Cross-Site Scripting via Post Slug (post_name)