Latest cybersecurity reporting from selected sources.

Cisco warns of CVE-2026-20245 in SD-WAN Manager, a flaw that can lead to root access via file upload command injection; no patch or workaround yet. Cisco warns of a privilege escalation flaw, tracked as CVE-2026-20245 (CVSS base score of 7.8), in Cisco Catalyst SD-WAN Manager, the platform formerly known as SD-WAN vManage. An authenticated local […]

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 has released security updates to patch a critical-severity Unified Communications Manager (Unified CM) flaw that allows attackers to gain root privileges. [...]

Cisco has released security updates to patch two maximum-severity vulnerabilities in its Secure Firewall Management Center (FMC) software. [...]

A rare joint alert from all five spy agencies means serious business The Five Eyes intelligence alliance is urgently warning defenders to patch two Cisco Catalyst SD-WAN vulnerabilities used in attacks.…

Vendor Ships Emergency Fixes, Warning Flaw Facilitates Full System CompromiseAttackers are targeting a zero-day vulnerability in Cisco's Unified Communications and Webex products that facilitates remote code execution and root-level access to the underlying operating system, risking full system compromise. Cisco has released patches, warning that no workarounds exist.

Cisco has released security updates to patch a critical vulnerability in the Unified Contact Center Express (UCCX) software, which could enable attackers to execute commands with root privileges. [...]

Shadowserver claims miscreants were already poking at a critical hole in early July, long before Switchzilla patched it Threat actors have actively exploited a newly patched vulnerability in Cisco's Identity Services Engine (ISE) software since early July, weeks before the networking giant got around to issuing a fix.…

Three perfect 10s in the last month - ISE, ISE, baby Cisco has issued a patch for a critical 10 out of 10 severity bug in its Identity Services Engine (ISE) and ISE Passive Identity Connector (ISE-PIC) that could allow an unauthenticated, remote attacker to run arbitrary code on the operating system with root-level privileges. …

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

Flaw Exposes Remote Privilege Escalation RiskCisco released urgent security updates to fix a critical vulnerability in Unified Communications Manager that could allow unauthenticated attackers gain root access to affected systems. The maximum-severity vulnerability allows unauthenticated remote attackers to log in using static credentials.

A 10.0 and a 9.8 – these aren’t patches to dwell on Cisco has dropped patches for a pair of critical vulnerabilities that could allow unauthenticated remote attackers to execute code on vulnerable 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 has released updates to address two critical security flaws Identity Services Engine (ISE) that could allow remote attackers to execute arbitrary commands and elevate privileges on susceptible devices

Cisco has patched an NX-OS zero-day exploited in April attacks to install previously unknown malware as root on vulnerable switches. [...]

Cisco has released patches for a high-severity Integrated Management Controller (IMC) vulnerability with public exploit code that can let local attackers escalate privileges to root. [...]

Cisco has patched a critical Unity Connection security flaw that can let unauthenticated attackers remotely gain root privileges on unpatched devices. [...]

Cisco has released updates to address a critical security flaw impacting Emergency Responder that allows unauthenticated, remote attackers to sign into susceptible systems using hard-coded credentials