WordPress Core 5.6 - 6.3.1 - Reflected Cross-Site Scripting via Application Password Requests

6.1
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSS 6.1 (Medium)
Publicly Published October 12, 2023
Last Updated October 12, 2023
Researcher mascara7784

Description

WordPress Core is vulnerable to Reflected Cross-Site Scripting via the ‘success_url’ and 'reject_url' parameters when requesting application passwords in versions between 5.6 and 6.3.1 due to insufficient input sanitization and output escaping of pseudo protocol URIs. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link and accepting or rejecting the application password.

Learn more about Cross-Site Scripting vulnerabilities and how to prevent them.

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Vulnerability Details for WordPress

Software Type Core
Patched? Yes
Remediation Update to one of the following versions, or a newer patched version: 5.6.12, 5.7.10, 5.8.8, 5.9.8, 6.0.6, 6.1.4, 6.2.3, 6.3.2
Affected Versions
  • 5.7 - 5.7.9
  • 5.8 - 5.8.7
  • 5.9 - 5.9.7
  • 6.0 - 6.0.5
Expand to see 4 more affected version ranges.
  • 6.1 - 6.1.3
  • 6.2 - 6.2.2
  • 6.3 - 6.3.1
  • 5.6 - 5.6.11
Patched Versions
  • 5.6.12
  • 5.7.10
  • 5.8.8
  • 5.9.8
Expand to see 4 more patched versions.
  • 6.0.6
  • 6.1.4
  • 6.2.3
  • 6.3.2

Recent vulnerabilities in WordPress

# Title CVE ID CVSS Researchers Date
1 WordPress <= 6.9.1 - Cross-Site Scripting via Client-Side Template Override in Admin Area 4.4 Asaf Mozes March 10, 2026
2 WordPress <= 6.9.1 - Missing Authorization to Authenticated (Author+) Sensitive Information Disclosure via query-attachments AJAX Endpoint 4.3 Vitaly Simonovich March 10, 2026
3 WordPress 6.9 - 6.9.1 - Missing Authorization to Authenticated (Subscriber+) Arbitrary Note Creation via REST API CVE-2026-3906 4.3 kaminuma March 10, 2026
4 WordPress <= 6.9.1 - Authenticated (Author+) XML External Entity Injection via getID3 Library Media Upload 6.5 Youssef Achtatal March 10, 2026
5 WordPress <= 6.9.1 - Authenticated (Administrator+) Stored Cross-Site Scripting via Navigation Menu Items 4.4 sibwtf March 10, 2026
6 WordPress <= 6.9.1 - Unauthenticated Blind Server-Side Request Forgery via XML-RPC Pingback Discovery 5.8 sibwtf March 10, 2026
7 WordPress <= 6.8.2 - Authenticated (Contributor+) Sensitive Information Exposure CVE-2025-58246 4.3 Abu Hurayra (HurayraIIT) September 22, 2025
8 WordPress <= 6.8.2 - Authenticated (Author+) Stored Cross-Site Scripting CVE-2025-58674 6.4 SavPhill (Savphill) September 22, 2025
9 WordPress Core < 6.5.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via HTML API CVE-2024-6307 6.4 Alex Concha, Dennis Snell, Grzegorz Ziółkowski, Aaron Jorbin June 24, 2024
10 WordPress Core < 6.5.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via Template Part Block CVE-2024-31111 6.4 Rafie Muhammad June 24, 2024

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