AWS singlesignon documentation change

Service: singlesignon · 2025-11-10 · Documentation low

File: singlesignon/latest/IdentityStoreAPIReference/API_IsMemberInGroups.md

Summary

Added documentation about member account access limitations and KMS-related error reasons

Security assessment

Documents security-related access control patterns and KMS encryption error handling. Improves security transparency but doesn't indicate resolution of a specific security flaw.

Diff

diff --git a/singlesignon/latest/IdentityStoreAPIReference/API_IsMemberInGroups.md b/singlesignon/latest/IdentityStoreAPIReference/API_IsMemberInGroups.md
index 29aa4aac8..821a4b44a 100644
--- a//singlesignon/latest/IdentityStoreAPIReference/API_IsMemberInGroups.md
+++ b//singlesignon/latest/IdentityStoreAPIReference/API_IsMemberInGroups.md
@@ -8,0 +9,6 @@ Request SyntaxRequest ParametersResponse SyntaxResponse ElementsErrorsExamplesSe
+Checks the user's membership in all requested groups and returns if the member exists in all queried groups.
+
+###### Note
+
+If you have access to a member account, you can use this API operation from the member account. For more information, see [Limiting access to the identity store from member accounts](https://docs.aws.amazon.com/singlesignon/latest/userguide/manage-your-accounts.html#limiting-access-from-member-accounts) in the _AWS IAM Identity Center User Guide_.
+
@@ -97,0 +104,5 @@ You do not have sufficient access to perform this action.
+**Reason**
+    
+
+Indicates the reason for an access denial when returned by KMS while accessing a Customer Managed KMS key. For non-KMS access-denied errors, this field is not included.
+
@@ -126,0 +138,5 @@ Indicates that a requested resource is not found.
+**Reason**
+    
+
+Indicates the reason for a resource not found error when the service is unable to access a Customer Managed KMS key. For non-KMS permission errors, this field is not included.
+
@@ -148,0 +165,5 @@ Indicates that the principal has crossed the throttling limits of the API operat
+**Reason**
+    
+
+Indicates the reason for the throttling error when the service is unable to access a Customer Managed KMS key. For non-KMS permission errors, this field is not included.
+
@@ -165,0 +187,5 @@ The request failed because it contains a syntax error.
+**Reason**
+    
+
+Indicates the reason for the validation error when the service is unable to access a Customer Managed KMS key. For non-KMS permission errors, this field is not included.
+