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SimpleHelp vulnerability exploited to deliver mighty Djinn Stealer (CVE-2026-48558)

Attackers are exploiting CVE-2026-48558, a recently patched authentication bypass vulnerability in SimpleHelp RMM, to drop the novel Djinn Stealer malware on victim computers. The malware is capable of targeting Windows, macOS, and Linux systems, and “collects credentials associated with cloud platforms, source control, package registries, infrastructure tooling, AI development assistants, browsers, SSH, and cryptocurrency wallets,” BlackPoint Cyber’s researchers discovered. CVE-2026-48558 exploited SimpleHelp is a remote monitoring and management (RMM) tool popular with managed services providers … More → The post SimpleHelp vulnerability exploited to deliver mighty Djinn Stealer (CVE-2026-48558) appeared first on Help Net Security.
http://news.poseidon-us.com/TTHFcS

Kali Linux 2026.2 trims VM boot times, refreshes its desktops

Penetration testers who run Kali Linux inside virtual machines boot their systems faster after the 2026.2 release. The change comes from a decision about graphics firmware, the code that drives NVIDIA, AMD, and Intel GPUs. That firmware has grown large enough to slow the early stages of startup, and few virtual machines need it. Kali images traditionally shipped with a broad set of firmware so hardware worked out of the box. Graphics firmware alone now … More → The post Kali Linux 2026.2 trims VM boot times, refreshes its desktops appeared first on Help Net Security.
http://news.poseidon-us.com/TTH5yF

OpenClaw for iOS: The viral open-source AI agent comes to iPhone and iPad

OpenClaw, a self-hosted personal AI assistant that connects to existing chat apps, is now available on iPhone, iPad and Apple Watch. The release brings chat, real-time voice conversations, approvals, device capabilities, and private automations to iOS. Connecting OpenClaw to iPhone The app pairs with an OpenClaw Gateway, enabling users to communicate with their AI assistant through text or voice, approve requested actions, and securely access iPhone features. Running on the user’s own devices, OpenClaw supports … More → The post OpenClaw for iOS: The viral open-source AI agent comes to iPhone and iPad appeared first on Help Net Security.
http://news.poseidon-us.com/TTH5xf

AirDrop and Quick Share vulnerabilities affect protocols on five billion devices as fixes begin

Phones and laptops ship with a feature that sends files to nearby devices over the air, with no cables, accounts, or prior pairing. Apple calls its version AirDrop. Google and Samsung call theirs Quick Share. Both run inside privileged background services that wake when another device comes within wireless range, and both read a stack of serialized data formats sent by devices they have never met. More than five billion active devices run one of … More → The post AirDrop and Quick Share vulnerabilities affect protocols on five billion devices as fixes begin appeared first on Help Net Security.
http://news.poseidon-us.com/TTH0Nd

Product showcase: Scam calls, phishing, and data breaches? Meet AVG Mobile Security

AVG Mobile Security for iOS helps protect users against online threats with features including Web Guard, VPN, Scam Guardian Pro, Hack Alerts, and Photo Vault. It also identifies suspicious calls and scam text messages and helps keep personal information private while using Wi-Fi networks with its VPN. The app is available for Windows, macOS, Android, and iOS. Getting started After downloading the app from the App Store, Smart Scan automatically checked the device for security … More → The post Product showcase: Scam calls, phishing, and data breaches? Meet AVG Mobile Security appeared first on Help Net Security.
http://news.poseidon-us.com/TTH0Nc

Vulnerability reports are arriving faster than GitHub can review them

Across the open source world, people are reporting software flaws in record numbers, and the systems built to verify those reports are straining under the weight. The GitHub Advisory Database, which feeds automated security alerts to millions of projects, has reached a point where some new advisories take weeks to publish. In May 2026, the database published 1,560 reviewed advisories, the most in its history and several times its usual monthly output. The volume still … More → The post Vulnerability reports are arriving faster than GitHub can review them appeared first on Help Net Security.
http://news.poseidon-us.com/TTH0NW

Hottest cybersecurity open-source tools of the month: June 2026

Presented here is a curated selection of noteworthy open-source cybersecurity solutions that have drawn recognition for their ability to enhance security postures across diverse settings. OWASP Agent Memory Guard: Stop AI agents from being weaponized through their own memory AI agents keep memory across sessions. Conversation history, vector stores, scratchpads, and RAG indexes persist between runs, and anything written into that store becomes a privileged input the agent reads back later. An attacker who plants … More → The post Hottest cybersecurity open-source tools of the month: June 2026 appeared first on Help Net Security.
http://news.poseidon-us.com/TTH0NQ

WSL containers now build and run Linux workloads on Windows

Containers power a large share of cloud-native applications, AI workloads, and testing and deployment pipelines. Developers working on Windows have long pulled in third-party software to build and run them. That step becomes optional with WSL containers, a feature that arrived at Microsoft Build 2026 and reached public preview in the pre-release version of the Windows Subsystem for Linux, build 2.9.3. Installation runs through wsl –update –pre-release or a direct download from GitHub. WSL containers … More → The post WSL containers now build and run Linux workloads on Windows appeared first on Help Net Security.
http://news.poseidon-us.com/TTH0Mk