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AWS neptune documentation change

Service: neptune · 2025-06-19 · Documentation low

File: neptune/latest/userguide/security-iam-access-manage.md

Summary

Clarified cross-account access limitations and added bulk-loading role chaining reference

Security assessment

Update provides operational clarification without addressing specific vulnerabilities. No evidence of security vulnerability mitigation in the change.

Diff

diff --git a/neptune/latest/userguide/security-iam-access-manage.md b/neptune/latest/userguide/security-iam-access-manage.md
index 83906f28e..e7215df15 100644
--- a//neptune/latest/userguide/security-iam-access-manage.md
+++ b//neptune/latest/userguide/security-iam-access-manage.md
@@ -125 +125 @@ IAM policies applied to a Neptune DB cluster apply to all instances in that clus
-Neptune does not currently support cross-account access control.
+Neptune does not currently support cross-account access control at the data plane level. Cross-account access control is only supported when bulk-loading and by using role chaining. For more information, see [ Bulk load tutorial ](https://docs.aws.amazon.com/neptune/latest/userguide/bulk-load-tutorial-chain-roles.html#bulk-load-tutorial-chain-cross-account).