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

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

Cisco said it discovered a Chinese hacking campaign targeting its customers by exploiting a zero-day in some of the company's most popular products.

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

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.

Cisco has disclosed an active hacking campaign exploiting a critical vulnerability in several of its widely used products, ...

Chinese hackers are exploiting a critical Cisco email security flaw, gaining root access and installing backdoors. This ...

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

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

New vulnerabilities found in Cisco internal testing allow remote access and scripting that could lead to the loss of sensitive user data. Cisco has issued alerts for a vulnerability found in its email ...