Patch Cisco ISE bug now before attackers abuse proof-of-concept exploit

Cisco patched a bug in its Identity Services Engine (ISE) and ISE Passive Identity Connector (ISE-PIC) products that allows remote attackers with admin-level privileges to access sensitive information – and warned that a public, proof-of-concept exploit for the flaw exists Read More …

Cisco email security products actively targeted in zero-day campaign

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 in a blog post and a security advisory, urging users to Read More …

Researcher claims Salt Typhoon spies attended Cisco training scheme

A security researcher specializing in tracking China threats claims two of Salt Typhoon’s members were former attendees of a training scheme run by Cisco. SentinelLabs’ Dakota Cary linked Yu Yang and Qiu Daibing, two alleged members of the Chinese state Read More …

CISA: Implementation Guidance for Emergency Directive on Cisco ASA and Firepower Device Vulnerabilities

CISA has released Emergency Cisco Directive 25-03 Implementation Guidance to assist federal agencies in addressing critical vulnerabilities in Cisco Adaptive Security Appliances (ASA) and Firepower devices. Emergency Directive 25-03: Identify and Mitigate Potential Compromise of Cisco Devices, issued on Sept. 25, Read More …

Cisco Releases Security Updates for Unified CCX

Cisco has released security updates to address two critical vulnerabilities in Unified Contact Center Express (Unified CCX). CVE-2025-20354 – Unauthenticated Remote Code Execution (RCE) vulnerability – CVSSv3 score: 9.8 CVE-2025-20358 – Authentication Bypass (unauthenticated to administrative privileges) vulnerability – CVSSv3 Read More …

Operation Zero Disco: Attackers Exploit Cisco SNMP Vulnerability to Deploy Rootkits

TrendResearch has detected an operation where attackers exploited a Cisco Simple Network Management Protocol (SNMP) vulnerability to install a rootkit on vulnerable network devices. The SNMP exploit referenced in Cisco’s latest advisory is CVE-2025-20352, which affects both 32-bit and 64-bit Read More …

CISA Directs Federal Agencies to Identify and Mitigate Potential Compromise of Cisco Devices

Today, CISA issued Emergency Directive ED 25-03: Identify and Mitigate Potential Compromise of Cisco Devices to address vulnerabilities in Cisco Adaptive Security Appliances (ASA) and Cisco Firepower devices. CISA has added vulnerabilities CVE-2025-20333 and CVE-2025-20362 to the Known Exploited Vulnerabilities Read More …

Cisco warns of worrying major security flaw in firewall command center – patch now

Cisco recently fixed a maximum-severity vulnerability in its Secure Firewall Management Center (FMC) product, and urged users to apply either the patch, or the mitigation, as soon as possible. FMC is a centralized platform for configuring, monitoring, and analyzing Cisco Read More …

Hacker used a voice phishing attack to steal Cisco customers’ personal information

A cybercriminal tricked a Cisco representative into granting them access to steal the personal information of Cisco.com users, the company said on Tuesday. Cisco said it discovered the breach on July 24, blaming the incident on a voice phishing or Read More …

Cisco Releases Security Advisory Affecting Cisco Identity Service Engine

Cisco has released a security advisory addressing two vulnerabilities, affecting Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) . CVE-2025-20281 Cisco ISE API Unauthenticated Remote Code Execution Vulnerability CVE-2025-20281 is an ‘API unauthenticated remote code execution’ Read More …