WAF - WAF Release - 2026-06-15

This week's release introduces new managed protection to address a critical SQL injection vulnerability in Ghost CMS (CVE-2026-26980) and a new generic rule designed to identify and block sophisticated SQL Injection (SQLi) bypass attempts leveraging obfuscated boolean logic. These rules protect affected installations from unauthorized data exfiltration at the network edge. Key Findings CVE-2026-26980: A blind SQL injection vulnerability in the Ghost CMS Content API (versions 3.24.0 to 6.19.0) allows unauthenticated remote attackers to inject malicious SQL commands via query parameters due to improper input validation. Ruleset Rule ID Legacy Rule ID Description Previous Action New Action Comments Cloudflare Managed Ruleset 439c4ef64b32447989bdf412b4c29bc6 N/A Ghost CMS - SQLi - CVE:CVE-2026-26980 Log Block This is a new detection. Cloudflare Managed Ruleset 6c64b68ef5ed45e7a622cdaab56f403f N/A SQLi - Obfuscated Boolean - URI Log Disabled This is a new detection.