WAF Release - 2026-10-22 - Emergency - Cloudflare Free Ruleset
This emergency release updates the names and metadata of seven existing rules in the Cloudflare Free Ruleset to identify CVE-2026-109618 and CVE-2026-109619. Detection logic and rule actions remain unchanged.
| Ruleset | Rule ID | Legacy Rule ID | Description | Previous Action | New Action | Comments |
|---|---|---|---|---|---|---|
| Cloudflare Free Ruleset | N/A | PHP Remote Code Execution Attack (CVE-2026-109618, CVE-2026-109619) | Block | N/A | Rule metadata description refined. Detection unchanged. | |
| Cloudflare Free Ruleset | N/A | PHP Remote Code Execution Attack (CVE-2026-109618, CVE-2026-109619) #2 | Block | N/A | Rule metadata description refined. Detection unchanged. | |
| Cloudflare Free Ruleset | N/A | PHP Remote Code Execution Attack (CVE-2026-109618, CVE-2026-109619) #3 | Block | N/A | Rule metadata description refined. Detection unchanged. | |
| Cloudflare Free Ruleset | N/A | PHP Remote Code Execution Attack (CVE-2026-109618, CVE-2026-109619) #4 | Block | N/A | Rule metadata description refined. Detection unchanged. | |
| Cloudflare Free Ruleset | N/A | PHP Remote Code Execution Attack (CVE-2026-109618, CVE-2026-109619) #5 | Block | N/A | Rule metadata description refined. Detection unchanged. | |
| Cloudflare Free Ruleset | N/A | PHP Remote Code Execution Attack (CVE-2026-109618, CVE-2026-109619) #6 | Block | N/A | Rule metadata description refined. Detection unchanged. | |
| Cloudflare Free Ruleset | N/A | PHP Remote Code Execution Attack (CVE-2026-109618, CVE-2026-109619) #7 | Block | N/A | Rule metadata description refined. Detection unchanged. |
For more information, refer to WAF Managed Rules.