Latest cybersecurity reporting from selected sources.

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

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

Cisco Secure Firewall Management Centers Connected to RADIUS Left VulnerableNetworking equipment giant Cisco warned firewall customers to patch after discovering a maximum-severity vulnerability that could allow unauthenticated hackers to commandeer the server. The flaw rates a maximum score of 10 on the CVSS system.

Switchzilla's summer of perfect 10s Cisco has issued a patch for a maximum-severity bug in its Secure Firewall Management Center (FMC) software that could allow an unauthenticated, remote attacker to inject arbitrary shell commands on vulnerable systems.…

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 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 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 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

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

Cisco has addressed a critical security vulnerability found in the Web UI of multiple IP Phone models that unauthenticated and remote attackers can exploit in remote code execution (RCE) attacks. [...]

Cisco on Wednesday rolled out patches to address eight security vulnerabilities, three of which could be weaponized by an unauthenticated attacker to gain remote code execution (RCE) or cause a denial-of-service (DoS) condition on affected devices

Cisco on Friday rolled out fixes for a medium-severity vulnerability affecting IOS XR Software that it said has been exploited in real-world attacks

Cisco has addressed a zero-day vulnerability in its IOS XR router software that allowed unauthenticated attackers to remotely gain access to Redis instances running in NOSi Docker containers. [...]

Cisco has released patches to contain a critical security vulnerability affecting the Wireless LAN Controller (WLC) that could be abused by an unauthenticated, remote attacker to take control of an affected system