Executive Summary

Informations
Name CVE-2021-39202 First vendor Publication 2021-09-09
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Overall CVSS Score 5.4
Base Score 5.4 Environmental Score 5.4
impact SubScore 2.7 Temporal Score 5.4
Exploitabality Sub Score 2.3
 
Attack Vector Network Attack Complexity Low
Privileges Required Low User Interaction Required
Scope Changed Confidentiality Impact Low
Integrity Impact Low Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:S/C:N/I:P/A:N)
Cvss Base Score 3.5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 6.8 Authentication Requires single instance
Calculate full CVSS 2.0 Vectors scores

Detail

WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. In affected versions the widgets editor introduced in WordPress 5.8 beta 1 has improper handling of HTML input in the Custom HTML feature. This leads to stored XSS in the custom HTML widget. This has been patched in WordPress 5.8. It was only present during the testing/beta phase of WordPress 5.8.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39202

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 2

Sources (Detail)

https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-fr6h-...
https://hackerone.com/reports/1222797
Source Url

Alert History

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Date Informations
2024-11-28 14:00:12
  • Multiple Updates
2021-09-24 17:23:00
  • Multiple Updates
2021-09-10 17:22:50
  • Multiple Updates
2021-09-10 05:22:52
  • First insertion