China-linked APT UAT Exploits Cisco AsyncOS Flaw CVE-2025-20393
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Cisco identified a critical zero-day vulnerability, tracked as CVE-2025-20393, in its Secure Email products, which was actively exploited by the China-linked APT group UAT-9686. The flaw, affecting Secure Email Gateway and Email and Web Manager, was assigned a CVSS score of 10.0, indicating maximum severity. Cisco has since released a patch to address the vulnerability.
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