WAF - WAF Release - 2026-10-21 - Emergency - Cloudflare Managed Ruleset

This emergency release adds four rules to the Cloudflare Managed Ruleset to detect anomalous request patterns. Two rules block matching requests, and two log matches without blocking.

Ruleset	Rule ID	Legacy Rule ID	Description	Previous Action	New Action	Comments
Cloudflare Managed Ruleset	...c438d5dd	N/A	Generic Rules - Anomalous Execution - 1	N/A	Block	This is a new detection.
Cloudflare Managed Ruleset	...0a0c2f64	N/A	Generic Rules - Anomalous Execution - 2	N/A	Block	This is a new detection.
Cloudflare Managed Ruleset	...545d163c	N/A	Generic Rules - Anomalous Execution - 3	N/A	Block	This is a new detection.
Cloudflare Managed Ruleset	...212afcc9	N/A	Generic Rules - Anomalous Execution - 4	N/A	Block	This is a new detection.

For more information, refer to WAF Managed Rules.