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Check For Null Exception Message

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Closes gh-13768
This commit is contained in:
Josh Cummings
2023-11-07 17:19:35 -07:00
parent b919ece045
commit 52675c80b3
2 changed files with 18 additions and 2 deletions
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web/src/main/java/org/springframework/security/web/authentication/ui/DefaultLoginPageGeneratingFilter.java
+4 -2
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2018 the original author or authors.
* Copyright 2002-2023 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -36,6 +36,7 @@ import org.springframework.security.web.authentication.AbstractAuthenticationPro
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
import org.springframework.security.web.authentication.rememberme.AbstractRememberMeServices;
import org.springframework.util.Assert;
import org.springframework.util.StringUtils;
import org.springframework.web.filter.GenericFilterBean;
import org.springframework.web.util.HtmlUtils;
@@ -244,7 +245,8 @@ public class DefaultLoginPageGeneratingFilter extends GenericFilterBean {
if (session != null) {
AuthenticationException ex = (AuthenticationException) session
.getAttribute(WebAttributes.AUTHENTICATION_EXCEPTION);
errorMsg = (ex != null) ? ex.getMessage() : "Invalid credentials";
errorMsg = (ex != null && StringUtils.hasLength(ex.getMessage())) ? ex.getMessage()
: "Invalid credentials";
}
}
String contextPath = request.getContextPath();