CLOUDFLARE · Vendor
NO FIX YET
Cloudflare reports it is investigating problems when customers enable or disable DNSSEC signing on their domains. The sources give no attacker capability; the risk is a DNS configuration that does not change as intended.
first public Nov 12, 2026 · 1 source
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Customers who enable or disable DNSSEC signing on Cloudflare-hosted domains while this incident is open may see the change not apply correctly. The sources do not say which accounts or zones are affected, and do not describe any attacker access.
Not affected if no-dnssec-changes-in-window
Who cares cdn, cloudflare, dns, dnssec, ops, security
No fix yet, per the sources.
Cloudflare is investigating issues with enabling or disabling DNSSEC (Domain Name System Security Extensions) signing.
We are working to understand the full impact and mitigate this problem. More updates to follow shortly.
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