Cisco warned customers today of an unpatched, maximum-severity Cisco AsyncOS zero-day actively exploited in attacks targeting ...

Cisco confirms an unpatched CVSS 10.0 zero-day in AsyncOS actively exploited to gain root access on email security appliances ...

The Chinese threat group, tracked as UAT-9686, has deployed a collection of custom-built hacking tools to maintain persistent ...

Cisco is warning that some of its products have a zero-day vulnerability that is now being actively exploited in attacks.

The unpatched flaw affects AsyncOS-based Secure Email appliances, with Cisco investigating scope and urging rebuilds in ...

No timeline for a patch Suspected Chinese-government-linked threat actors have been battering a maximum-severity Cisco ...

Cisco Warns Chinese Hackers Exploit Critical Email Gateway Flaw Cisco customers are dealing with a double whammy of security ...

Cisco disclosed that a China-linked hacking group exploited a previously unknown vulnerability in its email security products, allowing attackers to compromise systems that sit at the center of ...

The company suffered one sophisticated five-alarm campaign and one messy spray-and-pray attack, mere days apart.

Chinese threat group UAT-9686 has been exploiting the zero-day CVE-2025-20393 to hack Cisco security appliances.

A China-affiliated threat actor has been abusing a zero-day vulnerability in multiple Cisco email appliances to gain access to the underlying system and establish persistence. Cisco confirmed the news ...

Cisco warns that a China-linked hacking group is exploiting a critical flaw in Secure Email appliances to deploy spyware and ...