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29,000 Microsoft Exchange Servers Face Critical Security Threat

8/13/2025

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Summary

Story summary

A dangerous vulnerability, CVE-2025-53786, threatens over 29,000 Microsoft Exchange servers, potentially granting attackers full control over networks. The US Cybersecurity and Infrastructure Security Agency (CISA) has ordered federal agencies to implement patches by August 11, 2025. Alarmingly, many servers, especially in the US, Germany, and Russia, remain vulnerable, heightening security fears.

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Story summary

A dangerous vulnerability, CVE-2025-53786, threatens over 29,000 Microsoft Exchange servers, potentially granting attackers full control over networks. The US Cybersecurity and Infrastructure Security Agency (CISA) has ordered federal agencies to implement patches by August 11, 2025. Alarmingly, many servers, especially in the US, Germany, and Russia, remain vulnerable, heightening security fears.