Cross-site scripting (XSS) vulnerability in the error handler in Hitachi Web Page Generator and Web Page Generator Enterprise 4.01 and earlier, when using the default error template and debug mode is set to ON, allows remote attackers to inject arbitrary web script or HTML via unknown attack vectors.

Unspecified vulnerability in the error handler in Hitachi Web Page Generator and Web Page Generator Enterprise 4.01 and earlier, when using the default error template and debug mode is set to ON, allows remote attackers to determine internal directory structures via unknown attack vectors.

Unspecified vulnerability in Hitachi Web Page Generator and Web Page Generator Enterprise 4.01 and earlier allows remote attackers to cause a denial of service via unknown attack vectors when a web site is "improperly accessed."