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 N/A Generic Rules – Anomalous Execution – 1 N/A Block This is a new detection.
Cloudflare Managed Ruleset N/A Generic Rules – Anomalous Execution – 2 N/A Log This is a new detection.
Cloudflare Managed Ruleset N/A Generic Rules – Anomalous Execution – 3 N/A Block This is a new detection.
Cloudflare Managed Ruleset N/A Generic Rules – Anomalous Execution – 4 N/A Log This is a new detection.

For more information, refer to WAF Managed Rules.

Source: Cloudflare

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