AWS Security ChangesHomeSearch

AWS AmazonCloudWatch high security documentation change

Service: AmazonCloudWatch · 2026-05-16 · Security-related high

File: AmazonCloudWatch/latest/monitoring/CloudWatch_Synthetics_Library_python_selenium.md

Summary

Updated runtime version from 10.0 to 11.0 with new Python/Selenium/Chromium versions and added CVE fixes

Security assessment

Explicitly lists Chromium upgrade to address CVEs CVE-2026-3909, CVE-2026-3910, and CVE-2026-5281, indicating security vulnerability fixes

Diff

diff --git a/AmazonCloudWatch/latest/monitoring/CloudWatch_Synthetics_Library_python_selenium.md b/AmazonCloudWatch/latest/monitoring/CloudWatch_Synthetics_Library_python_selenium.md
index 7f86be3ac..14f4ac1c1 100644
--- a//AmazonCloudWatch/latest/monitoring/CloudWatch_Synthetics_Library_python_selenium.md
+++ b//AmazonCloudWatch/latest/monitoring/CloudWatch_Synthetics_Library_python_selenium.md
@@ -7 +7 @@
-syn-python-selenium-10.0
+syn-python-selenium-11.0
@@ -17 +17 @@ The naming convention for these runtime versions is `syn-`language` -`framework`
-## syn-python-selenium-10.0
+## syn-python-selenium-11.0
@@ -19 +19,40 @@ The naming convention for these runtime versions is `syn-`language` -`framework`
-Version 10.0 is the newest CloudWatch Synthetics runtime for Python and Selenium.
+Version 11.0 is the newest CloudWatch Synthetics runtime for Python and Selenium.
+
+**Major dependencies** :
+
+  * Python 3.12
+
+  * Selenium 4.32.0
+
+  * Chromium version 147.0.7727.57
+
+
+
+
+**Changes in syn-python-selenium-11.0**
+
+  * Updated Python runtime and browser versions.
+
+  * Upgrade `Chromium` to 147.0.7727.57 to address the following CVEs:
+
+    * CVE-2026-3909
+
+    * CVE-2026-3910
+
+    * CVE-2026-5281
+
+
+
+
+For more information, see the following:
+
+  * [Selenium Change log](https://www.selenium.dev/blog/2025/selenium-4-32-released)
+
+  * [Selenium documentation](https://www.selenium.dev/selenium/docs/api/py/api.html)
+
+
+
+
+The following earlier runtime versions for Python and Selenium are still supported. 
+
+### syn-python-selenium-10.0
@@ -48,2 +86,0 @@ For more information, see the following:
-The following earlier runtime versions for Python and Selenium are still supported. 
-