CVE-2025-21369

Summary

CVE-2025-21369 is a remote code execution vulnerability affecting Microsoft's Digest Authentication feature. An attacker can exploit this issue by sending a specially crafted digest authentication header to a targeted server. Successful exploitation allows the attacker to execute arbitrary code on the server, potentially leading to serious security implications for the affected system. Microsoft released a patch to address this vulnerability, and administrators are strongly encouraged to apply it promptly to mitigate the risk.

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