Chinese hackers are behind attacks on AsyncOS Software that allow complete takeover of the appliance, company says.

At least one of these groups allegedly targeted Cisco Secure Email Gateway, and Cisco Secure Email and Web Manager instances ...

Cisco finally patched a maximum-severity AsyncOS zero-day exploited in attacks targeting Secure Email Gateway (SEG) ...

Cisco released fixes for CVE-2025-20393, a CVSS 10.0 zero-day RCE flaw in AsyncOS exploited by a China-linked APT via email ...

Attackers compromise Cisco Secure Email Gateway and Secure Email and Web Manager via a root vulnerability. Security updates are now available.

Cisco patched an Email Gateway and Secure Email zero-day exploited by Chinese hackers to deploy the AquaShell backdoor.

Cisco warned customers today of an unpatched, maximum-severity Cisco AsyncOS zero-day actively exploited in attacks targeting Secure Email Gateway (SEG) and Secure Email and Web Manager (SEWM) ...

“There are no workarounds identified that directly mitigate the risk concerning this attack campaign,” is not what you want to read, having just been informed of a zero-day exploit concerning a Common ...

ZÜRICH--(BUSINESS WIRE)--Open Systems, the leading Secure Access Experience solution, today announced the general availability of its Secure Web Gateway as a Service offering. Open Systems Secure Web ...