Cisco Systems has released software updates for its Cisco Secure Access Control System (ACS) in order to patch three vulnerabilities that could give remote attackers administrative access to the ...

Cisco has released security updates to address a critical pre-authentication remote code execution (RCE) vulnerability affecting SD-WAN vManage Software's remote management component. The company ...

Cisco on Wednesday disclosed a maximum-security vulnerability that allows remote threat actors with no authentication to change the password of any user, including those of administrators with ...

Cisco released 22 security advisories yesterday, including two alerts for critical fixes, one of them for a hardcoded password that can give attackers full control over a vulnerable system. The ...

For the second time in 2026, a Cisco Catalyst SD-WAN vulnerability has earned the maximum 10.0 severity score on the Common Vulnerability Scoring System, giving remote attackers the ability to bypass ...

A high-severity flaw could give attackers full control of Cisco routers or switches. Cisco has patched a high-severity vulnerability in its software for routers and switches, which could enable a ...

Cisco is warning customers to update its networking software immediately, flagging four critical security vulnerabilities affecting SD-WAN, DNA, and the Smart Software Manager Satellite. The Cisco ...

Network administrators have been urged to immediately patch a critical vulnerability in Cisco's IOS and IOS XE software that could allow attackers to compromise network devices or crash them entirely.

The platform aims to let firms run networks and security with AI agents in one place, as Cisco expands defences against fast-moving cyber threats.