October 2026

Cisco Warns of Active Attacks Exploiting New Critical Secure Email Gateway Vulnerability

Attackers are exploiting a critical flaw in Cisco Secure Email Gateway that lets a sender with no login write files to the appliance’s operating system, Cisco said in an advisory on Wednesday.

The attacker sends an email with a crafted attachment through the gateway and, if it succeeds, could then run commands as root. The appliance filters an organization’s email for spam, malware,

  • October 15, 2026

Hackers Backdoor Nextcloud Servers Through Critical Flaw in Collabora’s Built-in CODE App

Attackers exploited a flaw in an optional Nextcloud app, Collabora Online – Built-in CODE Server, to plant web shells on Nextcloud servers. Three administrators reported the issue on GitHub, with the first logged attack on September 10.

A web shell is a small file that executes any command an attacker sends via a web request, with the rights of the web server account. The flaw

  • October 15, 2026

Microsoft Disrupts 3 Phishing Kits Linked to Over 1 Billion Scam Messages

Microsoft and Health-ISAC, along with the Japan Cybercrime Control Center (JC3) and a coalition of private sector companies, such as Resecurity, Cloudflare, Oracle, Proofpoint, and TRM Labs, announced the disruption of three phishing kits, CoGUI (aka NX or FA), Haozi (aka Phoenix), and Iron Man System.

“Since January 2026, the threat actors behind these kits have been responsible for

  • October 15, 2026

U.S. Shuts Down Over 40 Laptop Farms, Charges 14 in North Korean IT Worker Fraud

The U.S. Department of Justice (DoJ) on Tuesday charged 14 people and seized about 187 computers as part of its ongoing efforts to disrupt North Korea’s fraudulent remote IT worker (ITW) scheme.

The indictment charges a mix of U.S. citizens and Chinese nationals for their roles in an IT worker conspiracy affecting more than 70 U.S. companies, charging them with wire fraud conspiracy, money

  • October 15, 2026