Latest cybersecurity reporting from selected sources.

Threat actors have begun to exploit a recently disclosed critical security flaw impacting Cisco Unified Communications Manager (Unified CM) and Unified Communications Manager Session Management Edition (Unified CM SME)

Cisco has patched a bug in Unified Communications Manager that lets an unauthenticated attacker on the network write files to the box and, from there, climb to root

Cisco patched a critical Unified CM flaw with public PoC code that allows unauthenticated attackers to launch SSRF attacks remotely. Cisco has addressed a high-severity vulnerability, tracked as CVE-2026-20230, affecting Unified CM and Unified CM SME. The flaw, caused by improper validation of certain HTTP requests, allows a remote attacker without authentication to perform server-side […]

Cisco has rolled out updates for a maximum-severity security flaw impacting Secure Workload that could allow an unauthenticated, remote attacker to access sensitive data

Cisco has released updates to address a critical security flaw in the Integrated Management Controller (IMC) that, if successfully exploited, could allow an unauthenticated, remote attacker to bypass authentication and gain access to the system with elevated privileges

Amazon Threat Intelligence is warning of an active Interlock ransomware campaign that's exploiting a recently disclosed critical security flaw in Cisco Secure Firewall Management Center (FMC) Software

A newly disclosed maximum-severity security flaw in Cisco Catalyst SD-WAN Controller (formerly vSmart) and Catalyst SD-WAN Manager (formerly vManage) has come under active exploitation in the wild as part of malicious activity that dates back to 2023

Cisco has released fresh patches to address what it described as a "critical" security vulnerability impacting multiple Unified Communications (CM) products and Webex Calling Dedicated Instance that it has been actively exploited as a zero-day in the wild

The Australian Signals Directorate (ASD) has issued a bulletin about ongoing cyber attacks targeting unpatched Cisco IOS XE devices in the country with a previously undocumented implant known as BADCANDY

Cisco has released security updates to address a maximum-severity security flaw in Secure Firewall Management Center (FMC) Software that could allow an attacker to execute arbitrary code on affected systems

Security researcher Bobby Gould has published a blog post demonstrating a complete exploit chain for CVE-2025-20281, an unauthenticated remote code execution vulnerability in Cisco Identity Services Engine (ISE). [...]

A critical vulnerability (CVE-2025-20337) in Cisco's Identity Services Engine (ISE) could be exploited to let an unauthenticated attacker store malicious files, execute arbitrary code, or gain root privileges on vulnerable devices. [...]

Cisco has disclosed a new maximum-severity security vulnerability impacting Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) that could permit an attacker to execute arbitrary code on the underlying operating system with elevated privileges

Cisco has released updates to address two maximum-severity security flaws in Identity Services Engine (ISE) and ISE Passive Identity Connector (ISE-PIC) that could permit an unauthenticated attacker to execute arbitrary commands as the root user

Cisco has released security patches to address a critical security flaw impacting the Identity Services Engine (ISE) that, if successfully exploited, could allow unauthenticated actors to carry out malicious actions on susceptible systems

Cisco has released software fixes to address a maximum-severity security flaw in its IOS XE Wireless Controller that could enable an unauthenticated, remote attacker to upload arbitrary files to a susceptible system

Cisco on Monday updated an advisory to warn customers of active exploitation of a decade-old security flaw impacting its Adaptive Security Appliance (ASA)

Cisco has released security updates to address a maximum severity security flaw impacting Ultra-Reliable Wireless Backhaul (URWB) Access Points that could permit unauthenticated, remote attackers to run commands with elevated privileges

Cisco has released security updates for two critical security flaws impacting its Smart Licensing Utility that could allow unauthenticated, remote attackers to elevate their privileges or access sensitive information

Cisco has released patches to address a high-severity security flaw impacting its Secure Client software that could be exploited by a threat actor to open a VPN session with that of a targeted user