AWS ec2 medium security documentation change

Service: ec2 · 2025-10-22 · Security-related medium

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

Summary

Added new AMI version with updated components and announced deprecation of older AMIs

Security assessment

Mentions Windows Security Updates and deprecation of older AMIs, which relates to vulnerability management. Making older AMIs private after a date helps prevent use of outdated software with potential vulnerabilities.

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 68df8d90a..17d8be11e 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
@@ -48,0 +49,10 @@ Release | Changes
+2025.10.15 | 
+
+###### All AMIs
+
+  * AWS PowerShell version 4.1.915
+  * AWS NVMe driver version 1.7.0
+  * EC2Launch v1 version 1.4.6
+  * Windows Security Updates current to October 15, 2025
+
+Previous versions of Amazon-published AWS Windows AMIs dated July 9, 2025 and earlier will be made private after November 10, 2025, 10 AM Pacific.