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VirtualBox 7.2.8 is out with Linux kernel 7.0 support and crash fixes

Oracle shipped VirtualBox 7.2.8 on April 21, 2026, as a maintenance release covering crashes, networking problems, clipboard issues, and extended Linux kernel compatibility. The update touches the VMM layer, NAT networking, graphics, UEFI, and both Linux and Windows guest support. VMM and core stability A Guru Meditation error carrying the code VERR_IEM_IPE_4 is fixed in this release. The condition occurred when a guest attempted to execute the wrong hypercall instruction and injected an undefined instruction … More → The post VirtualBox 7.2.8 is out with Linux kernel 7.0 support and crash fixes appeared first on Help Net Security.
http://news.poseidon-us.com/TS8bj8

Ransomware negotiator admits role in attacks he was hired to resolve

A Florida man, formerly employed as a ransomware negotiator, pleaded guilty to conspiring to carry out ransomware attacks against US companies. Prosecutors say Angelo Martino, 41, used his position at DigitalMint, a crypto broker that helps victims negotiate and pay ransomware demands, to pass sensitive information to attackers. Alongside Martino, two more individuals were involved in the scheme: Ryan Goldberg of Georgia and Kevin Martin of Texas. All three men worked in the cybersecurity industry … More → The post Ransomware negotiator admits role in attacks he was hired to resolve appeared first on Help Net Security.
http://news.poseidon-us.com/TS8RXQ

Ivanti Neurons AI automates IT operations, reducing manual work and security risk

Ivanti has revealed new solution capabilities, focusing on enabling autonomous IT operations and organizations to secure their environments more efficiently at scale. With these advancements, Ivanti enables IT and security operations to detect, decide, and act autonomously without sacrificing trust, governance, or control. AI capabilities and the threat landscape are changing quickly, and IT and security teams are under constant pressure to keep systems secure while supporting day-to-day work. That means more devices to manage, … More → The post Ivanti Neurons AI automates IT operations, reducing manual work and security risk appeared first on Help Net Security.
http://news.poseidon-us.com/TS8Mzv

Silobreaker Mimir adds agentic AI to intelligence workflows with governance and transparency

Silobreaker has announced new agentic AI capabilities that combine faster research and deeper contextual analysis with built-in governance and transparency to ensure trusted intelligence can be safely consumed across the wider enterprise. Silobreaker Mimir is an embedded agentic capability for intelligence operations, working directly within the analyst workflow. It helps teams retrieve evidence, deepen analysis, and turn validated findings into native assets and stakeholder ready outputs, such as creating dashboards and reports, without leaving the … More → The post Silobreaker Mimir adds agentic AI to intelligence workflows with governance and transparency appeared first on Help Net Security.
http://news.poseidon-us.com/TS8Mzd

OpenAI’s Chronicle feature lets Codex read your screen, raising privacy concerns

OpenAI’s Chronicle is a feature designed to help Codex, an AI-powered coding assistant, better understand what users are working on by capturing context directly from their screens. It uses recent screen activity to build memories, allowing Codex to interpret references, identify relevant sources, and pick up on the tools and workflows users rely on, without requiring them to restate context in every prompt. “In these cases, Codex uses Chronicle to provide additional context. When another … More → The post OpenAI’s Chronicle feature lets Codex read your screen, raising privacy concerns appeared first on Help Net Security.
http://news.poseidon-us.com/TS8MxR

CISA flags another Cisco Catalyst SD-WAN Manager bug as exploited (CVE-2026-20133)

CISA added eight new vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, including a Cisco Catalyst SD-WAN Manager vulnerability (CVE-2026-20133) that Cisco has yet to flag as exploited. Three Cisco Catalyst SD-WAN Manager vulnerabilities Alongside CVE-2026-20133, CISA has also listed CVE-2026-20128 and CVE-2026-20122 – two other Catalyst SD-WAN Manager vulnerabilities – as being leveraged in attacks. The latter two flaws have been confirmed as actively exploited by Cisco in early March 2026. In March, VulnCheck’s … More → The post CISA flags another Cisco Catalyst SD-WAN Manager bug as exploited (CVE-2026-20133) appeared first on Help Net Security.
http://news.poseidon-us.com/TS8FmS

A single platform powers SIM farm proxy networks across 17 countries

Racks of phones and 4G modems, connected to carrier networks and rented out as commercial mobile proxy services, are operating across at least 94 locations in 17 countries. An investigation by infrastructure intelligence firm Infrawatch traced a large portion of those deployments to a shared software platform called ProxySmart, built and operated out of Minsk, Belarus. SIM farm (Source: Infrawatch) Infrawatch identified 87 distinct instances of the ProxySmart control panel exposed on the internet, spread … More → The post A single platform powers SIM farm proxy networks across 17 countries appeared first on Help Net Security.
http://news.poseidon-us.com/TS894P

NGate NFC malware targets Android users through trojanized payment app

NFC-based payment fraud is expanding geographically and operationally. A campaign active since November 2025 is targeting Android users in Brazil using a new variant of the NGate malware family, this time embedded in a trojanized version of HandyPay, a legitimate NFC relay application available on Google Play since 2021. ESET Research identified the campaign and attributed two separate NGate samples to the same threat actor. Both samples are distributed from the same domain and use … More → The post NGate NFC malware targets Android users through trojanized payment app appeared first on Help Net Security.
http://news.poseidon-us.com/TS893s