Liferay Portal and Liferay DXP Vulnerable to XSS via the OAuth2ProviderApplicationRedirect Class
        
  Critical severity
        
          GitHub Reviewed
      
        Published
          Oct 17, 2023 
          to the GitHub Advisory Database
          •
          Updated Jul 15, 2025 
      
  
Description
        Published by the National Vulnerability Database
      Oct 17, 2023 
    
  
        Published to the GitHub Advisory Database
      Oct 17, 2023 
    
  
        Reviewed
      Jul 15, 2025 
    
  
        Last updated
      Jul 15, 2025 
    
  
Multiple reflected cross-site scripting (XSS) vulnerabilities in the Plugin for OAuth 2.0 module's OAuth2ProviderApplicationRedirect class before 4.0.51 from Liferay Portal (7.4.3.41 through 7.4.3.89), and Liferay DXP 7.4 update 41 through update 89 allow remote attackers to inject arbitrary web script or HTML via the (1) code, or (2) error parameter. This issue is caused by an incomplete fix in CVE-2023-33941.
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