Cloudflare Universal SSL CAA record override

RISK EVALUATION Cloudflare customers requiring strict RFC 8657 enforcement need to disable Universal SSL on the affected zone. Universal SSL's automatic CAA management and customer-set RFC 8657 accounturi and validationmethods enforcement are mutually exclusive by the nature of the issue, so...

CVE-2026-14440: Protection Mechanism Failure

Description: To issue and renew TLS certificates on behalf of customers, Cloudflare's Universal SSL feature automatically manages the CAA RRset for the customer's zone. This auto-managed RRset is permissive by design e.g. 'issue "letsencrypt.org"' without parameters. On Universal SSL zones,...