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Unauthenticated, remote attackers could write arbitrary files to the operating system and execute commands with root privileges. The post Cisco Warns of Exploited Secure Email Gateway Vulnerability appeared first on SecurityWeek.

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,

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

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

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

In Booz Allen’s isolated OT lab, AI models met every objective across eight scenarios and reached an industrial control network from a perimeter compromise in just over 16 minutes. The post AI Agents Navigate Unfamiliar OT Systems and Move Equipment in Minutes, Booz Allen Finds appeared first on SecurityWeek.

ABB previously published an advisory warning about possible probing of a dynovaPRO vulnerability. The post ICS Patch Tuesday: Siemens Issues 17 Advisories, Rockwell Fixes ArmorBlock Takeover Flaw appeared first on SecurityWeek.

The cybersecurity startup plans to expand engineering and go-to-market teams in the US and UK. The post Harmonic Security Raises $50 Million for Workforce AI Protection appeared first on SecurityWeek.

This summit is laser-focused on the next generation of Zero Trust and Identity security, moving beyond theory to deliver actionable strategies. The post Virtual Event Today: Zero Trust Strategies Summit appeared first on SecurityWeek.

Backed by a federal court order, Microsoft and Health-ISAC seized domains powering YAM Store, CoGUI, and Iron Man. The post Microsoft Disrupts Chinese-Language Phishing Market Behind 1B+ Messages appeared first on SecurityWeek.

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday urged organizations to take steps to immediately update their Ivanti Connect Secure (ICS) appliances and deployments to the latest version following the disclosure of an actively exploited vulnerability. The security flaw, tracked as CVE-2026-104935 (CVSS score: 8.6), is a case of authentication bypass impacting ICS

A flaw in how curl handles HTTP/2 uploads lets a malicious server receiving an upload corrupt the client's memory, and the researcher who reported it turned that into code execution on the uploading machine. The curl project fixed it on October 14 in curl 8.23.0. Taking over a client needs exact knowledge of its build and memory layout, and curl expects a real attack to end in a crash

Cloned voices and synthetic video calls now show up in payment fraud, help desk resets, and access requests. A structured drill shows security teams exactly where verification breaks down, while nothing is at stake. The call comes in at 4:40 on a Friday. It's the CFO, or it sounds exactly like her, asking the controller to push a supplier payment out before the weekend because a deal closes

A team at security firm XBOW chained three then-unknown Google Chrome bugs into a single attack that runs code on a Windows computer when the user only loads a web page, the company said. Its researchers built the attack in six days by directing AI agents running OpenAI's publicly available GPT-5.6 Sol model. Google has since confirmed all three bugs, fixed them, and paid XBOW its top $