AWS ec2 documentation change

Service: ec2 · 2026-05-16 · Documentation low

File: ec2/latest/windows-ami-reference/ec2-windows-ami-version-history.md

Summary

Added new AMI release 2026.05.13 details including security updates and new STIG AMIs

Security assessment

Documents routine AMI updates including Windows security patches and new security-hardened STIG AMIs, but no specific vulnerability is addressed.

Diff

diff --git a/ec2/latest/windows-ami-reference/ec2-windows-ami-version-history.md b/ec2/latest/windows-ami-reference/ec2-windows-ami-version-history.md
index 057669f61..f0145effa 100644
--- a//ec2/latest/windows-ami-reference/ec2-windows-ami-version-history.md
+++ b//ec2/latest/windows-ami-reference/ec2-windows-ami-version-history.md
@@ -37,0 +38,24 @@ Release | Changes
+2026.05.13 | 
+
+###### All AMIs
+
+  * AWS PowerShell version 5.0.208
+  * cfn-bootstrap version 2.0.39
+  * EC2Launch v2 version 2.5.0
+  * SSM Agent version 3.3.4268.0
+  * SQL Server GDR installed:
+    * SQL_2025: KB5089899
+    * SQL_2022: KB5089900
+    * SQL_2019: KB5090407
+    * SQL_2017: KB5090354
+    * SQL_2016: KB5089271
+  * Windows Security Updates current to May 12, 2026
+
+
+
+###### New AWS Windows AMIs
+
+  * Windows_Server-2025-English-STIG-Core
+  * Windows_Server-2025-English-STIG-Full
+
+Previous versions of Amazon-published AWS Windows AMIs dated February 11, 2026 and earlier will be made private after June 8, 2026, 10 AM Pacific.