WAF - WAF Release - 2025-10-20

This week’s update introduces an enhanced rule that expands detection coverage for a critical vulnerability in Oracle E-Business Suite. It also improves an existing rule to provide more reliable coverage in request processing. Key Findings New WAF rule deployed for Oracle E-Business Suite (CVE-2025-61882) to block unauthenticated attacker's network access via HTTP to compromise Oracle Concurrent Processing. If successfully exploited, this vulnerability may result in remote code execution. Impact Successful exploitation of CVE-2025-61882 allows unauthenticated attackers to execute arbitrary code remotely by chaining multiple weaknesses, enabling lateral movement into internal services, data exfiltration, and large-scale extortionware deployment within Oracle E-Business Suite environments. Ruleset Rule ID Legacy Rule ID Description Previous Action New Action Comments Cloudflare Managed Ruleset 933fc13202cd4e8ba498c0f32b4101ab 100598A Remote Code Execution - Common Bash Bypass - Beta Log Block This rule is merged into the original rule "Remote Code Execution - Common Bash Bypass" (ID: f8238867ed3e4d3a9a7b731a50cec478 ) Cloudflare Managed Ruleset 185b5df42d1e44e0aeb8f8b8a1118614 100916A Oracle E-Business Suite - Remote Code Execution - CVE:CVE-2025-61882 - 2 Log Block This is a New Detection Cloudflare Managed Ruleset 646bccf7e9dc46918a4150d6c22b51d3 N/A HTTP Truncated N/A Disabled This is a New Detection