WAF - WAF Release - 2026-07-01

This release adds targeted coverage for a path traversal flaw in Fortinet FortiSandbox (CVE-2026-39813) and transitions the Anomaly:Header:User-Agent - Fake Bing or MSN Bot rule action from Block to Disabled. Key Findings CVE-2026-39813: A path traversal vulnerability in Fortinet FortiSandbox allows remote, unauthenticated attackers to read arbitrary files from the underlying filesystem due to insufficient validation of user-supplied input paths. Ruleset Rule ID Legacy Rule ID Description Previous Action New Action Comments Cloudflare Managed Ruleset 32075e19b1494117ac5915e8d84c92c9 N/A Fortinet FortiSandbox - Path Traversal - CVE:CVE-2026-39813 Log Block This is a new detection. Cloudflare Managed Ruleset ae20608d93b94e97988db1bbc12cf9c8 N/A Anomaly:Header:User-Agent - Fake Bing or MSN Bot Enabled Disabled We are changing the action for this rule from BLOCK to Disabled