CloudHacker Noonabout 3 hours ago
AD FS Flaw Exposes Identity Keys
5 min read
CVE-2026-56155 is an actively exploited Microsoft AD FS vulnerability that exposes private token-signing keys, allowing attackers to forge trusted identities. CISA added it to the KEV catalog on July 14, with a federal remediation deadline of July 28. The July 14 patch requires manual DKM ACL tightening and key rotation.
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