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PostedJan 2001/20/2026, 11:15 AM
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🚨 Cloudflare fixed a flaw in its ACME HTTP-01 handling that could conditionally disable WAF and allow requests to reach origin servers. The issue was missing checks that the token matched an active challenge for the hostname. πŸ”— Learn more β†’ https://thehackernews.com/2026/01/cloudflare-fixes-acme-validation-bug.html