https://www.csoonline.com/article/4108496/cisco-confirms-zero-day-exploitation-of-secure-email-products.html
Dec 18, 2025 - The unpatched flaw affects AsyncOS-based Secure Email appliances, with Cisco investigating scope and urging rebuilds in confirmed compromise cases.
zero daysecure emailciscoconfirmsexploitation
https://www.csoonline.com/article/4118159/cisco-finally-patches-seven-week-old-zero-day-flaw-in-secure-email-gateway-products-2.html
Jan 16, 2026 - Chinese hackers are behind attacks on AsyncOS Software that allow complete takeover of the appliance, the company says.
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https://www.networkworld.com/article/4108547/cisco-confirms-zero-day-exploitation-of-secure-email-products-2.html
Dec 18, 2025 - The unpatched flaw affects AsyncOS-based Secure Email appliances, with Cisco investigating scope and urging rebuilds in confirmed compromise cases.
zero daysecure emailciscoconfirmsexploitation
https://www.networkworld.com/article/4118154/cisco-finally-patches-seven-week-old-zero-day-flaw-in-secure-email-gateway-products.html
Jan 20, 2026 - Chinese hackers are behind attacks on AsyncOS Software that allow complete takeover of the appliance, company says.
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https://www.computerworld.es/article/4109475/cisco-confirma-un-exploit-de-dia-cero-de-los-productos-secure-email.html
Dec 19, 2025 - La vulnerabilidad sin parchear afecta a los dispositivos basados en AsyncOS. La compañía ya está investigando su alcance e insta a reconstruir aquellos...
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https://www.csoonline.com/article/4109421/cisco-bestatigt-zero-day-exploit-fur-secure-email.html
Dec 19, 2025 - Cisco warnt davor, dass eine von China unterstützte Hackergruppe eine bisher unbekannte Schwachstelle in seinen Secure-Email-Produkten ausnutzt.
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https://blog.talosintelligence.com/uat-9686/
Cisco Talos is tracking the active targeting of Cisco AsyncOS Software for Cisco Secure Email Gateway, formerly known as Cisco Email Security Appliance (ESA),...
cisco secure emailactivelytargetsgateway