1 つの aspx ページだけで次のスタイル エラーが頻繁に発生する Web アプリで問題が発生しています。
Browser: IE
Url Referrer: redacted
User Host 1.1.1.1
User Host Name: 1.1.1.1
Last Error: System.Web.HttpRequestValidationException: A potentially dangerous Request.Form value was detected from the client (ctl11$lbl="...na Redacte w..."). at System.Web.HttpRequest.ValidateString(String s, String valueName, String collectionName) at System.Web.HttpRequest.ValidateNameValueCollection(NameValueCollection nvc, String collectionName) at System.Web.HttpRequest.get_Form() at System.Web.HttpRequest.get_HasForm() at System.Web.UI.Page.GetCollectionBasedOnMethod(Boolean dontReturnNull) at System.Web.UI.Page.DeterminePostBackMode() at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) at System.Web.UI.Page.ProcessRequest() at System.Web.UI.Page.ProcessRequestWithNoAssert(HttpContext context) at System.Web.UI.Page.ProcessRequest(HttpContext context) at ASP.pages_front_closingques_default_aspx.ProcessRequest(HttpContext context) at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)
Stack Trace: at System.Web.HttpRequest.ValidateString(String s, String valueName, String collectionName) at System.Web.HttpRequest.ValidateNameValueCollection(NameValueCollection nvc, String collectionName) at System.Web.HttpRequest.get_Form() at System.Web.HttpRequest.get_HasForm() at System.Web.UI.Page.GetCollectionBasedOnMethod(Boolean dontReturnNull) at System.Web.UI.Page.DeterminePostBackMode() at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) at System.Web.UI.Page.ProcessRequest() at System.Web.UI.Page.ProcessRequestWithNoAssert(HttpContext context) at System.Web.UI.Page.ProcessRequest(HttpContext context) at ASP.pages_front_closingques_default_aspx.ProcessRequest(HttpContext context) at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)
Source: System.Web
Message: A potentially dangerous Request.Form value was detected from the client (ctl11$lbl="...na Redacte w...").
通常、ユーザーが HTML タグを挿入するなどのばかげたことをしたにちがいないと思いますが、これは頻繁に発生し、電子メールで HTML タグが報告されていません。
ディレクティブを使用してオフ にできることはわかっていますが、過度に機密性の高い検証ではなく、何らかの検証が必要なため、これも望ましくありません。ValidateRequest
RequestValidation="false"
Page
のデフォルトの実装をオーバーライドできる方法はありますValidateRequest
か? ValidateRequest
以前に誤ってエラーを生成した人はいますか? ValidateRequest
最後に、 evenの実装がどのようなものか知っている人はいますか?