AWS AWSCloudFormation documentation change

Service: AWSCloudFormation · 2026-07-10 · Documentation low

File: AWSCloudFormation/latest/TemplateReference/aws-properties-wafv2-webacl-regex.md

Summary

Added regex character quota reference to WAF limits documentation

Security assessment

Operational guidance about regex length quotas without security implications or vulnerability fixes.

Diff

diff --git a/AWSCloudFormation/latest/TemplateReference/aws-properties-wafv2-webacl-regex.md b/AWSCloudFormation/latest/TemplateReference/aws-properties-wafv2-webacl-regex.md
index d230d04a5..b8074e443 100644
--- a//AWSCloudFormation/latest/TemplateReference/aws-properties-wafv2-webacl-regex.md
+++ b//AWSCloudFormation/latest/TemplateReference/aws-properties-wafv2-webacl-regex.md
@@ -37 +37 @@ To declare this entity in your CloudFormation template, use the following syntax
-The string representing the regular expression.
+The string representing the regular expression. AWS WAF enforces a quota on the maximum number of characters in a regex pattern. For the current limit, see [AWS WAF quotas](https://docs.aws.amazon.com/waf/latest/developerguide/limits.html) in the _AWS WAF Developer Guide_.