CVE-2023-39921

MEDIUM 5.9

WordPress Molongui Plugin <= 4.6.19 is vulnerable to Cross Site Scripting (XSS)

CVSS Score

5.9

EPSS Score

0.0%

EPSS Percentile

0th

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Molongui Author Box, Guest Author and Co-Authors for Your Posts – Molongui allows Stored XSS.This issue affects Author Box, Guest Author and Co-Authors for Your Posts – Molongui: from n/a through 4.6.19.

CWE	CWE-79
Vendor	molongui
Product	author box, guest author and co-authors for your posts – molongui
Published	Nov 30, 2023
Last Updated	Apr 28, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Affected Versions

Molongui / Author Box, Guest Author and Co-Authors for Your Posts – Molongui

n/a ≤ 4.6.19

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/vulnerability/molongui-authorship/wordpress-author-box-for-authors-co-authors-multiple-authors-and-guest-authors-molongui-plugin-4-6-19-cross-site-scripting-xss-vulnerability?_s_id=cve

Credits

Abdullah Mudzakir (Patchstack Alliance)