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25 stories

Hacking and Exploits

Tailscale’s “Tailworm”: 11 SSH Flaws That Can Lead to Root Escalation

Tailscale is racing to patch a cluster of serious vulnerabilities discovered in its software after security researchers found flaws that could let attackers steal credentials, crash servers, and even gain root privileges on targeted systems. The issues, disclosed by Cyberdione Labs and collectively dubbed "Tailworm," affect released builds of Tailscale and the self-hosted headscale control server and have prompted urgent mitigation guidance from Tailscale while fixes are prepared. What was…

Saugata DattaOct 27, 20265 min read4

Hacking and Exploits

Tailworm: New Tailscale SSH Flaws Enable Rapid Root Escalation Across Trusted Devices

A security researcher has published a report — dubbed "Tailworm" — that describes multiple vulnerabilities in Tailscale’s SSH implementation and related components which, in lab tests, allowed an attacker on one compromised device to rapidly gain root on other machines across a private Tailscale mesh. The findings raise questions about how privilege is handled inside tailscaled and call attention to administrative rules and configurations that can turn a single foothold…

Saugata DattaOct 25, 20265 min read24

Cybersecurity

WordPress Imagick RCE (CVE-2026-65640): What Site Owners Need to Know

WordPress has just released a security-focused update — version 7.0.4 — to close a remote code execution flaw that can be triggered when images are processed with the Imagick extension and Ghostscript. The vulnerability, tracked as CVE-2026-65640 and described in GHSA-8vr3-7mxf-gx8w, was responsibly disclosed by researchers at pwn.ai. While exploitation requires an authenticated Author-level account or higher, the bug’s mechanics mean multi-author sites, membership platforms, and installations with broad contributor…

Saugata DattaAug 13, 20264 min read184

Cybersecurity

70% of WordPress Sites Running Outdated PHP Versions, Leaving Millions Exposed

A recent analysis of publicly accessible WordPress installations has revealed a startling reality: a large majority of sites are running PHP versions that are no longer supported, creating a widespread and avoidable security risk. While WordPress itself issues regular updates, the underlying server-side language many sites rely on—PHP—has lagged behind in adoption. The result is an ecosystem where millions of sites are exposed to known vulnerabilities, automated scanning, and opportunistic…

Saugata DattaJul 8, 20264 min read255

Cybersecurity

Critical Flaw in User Registration Membership Plugin (CVE-2026-1492) Lets Attackers Bypass WordPress Authentication

A newly disclosed vulnerability in a popular WordPress plugin can allow attackers to log in as administrators without a username or password. Tracked as CVE-2026-1492 and carrying a CVSS v4.0 score of 9.8, the flaw affects all versions of the User Registration Membership plugin up through 5.1.2. The issue was documented in early March 2026 by CYFIRMA researchers and represents an urgent risk for site owners who rely on the…

Saugata DattaApr 13, 20263 min read535

Cloudflare

Zero Ads, Zero Tracking, Zero Exceptions: Build a Zero-Trust DNS Fortress for Every Device You Own

One self-hosted DNS server. Every device protected — at home and anywhere in the world. Here is a slightly terrifying, yet fun fact most people do not know: every time anyone in your household opens a browser, your Internet Service Provider (ISP) sees exactly which website they are visiting — before the page even loads. Not because they hacked your network. Not because you did anything wrong. Simply because DNS,…

Saugata DattaApr 6, 202612 min read578

Cybersecurity

Admin Account Backdoor: Critical Privilege-Flaw in WordPress User Registration Plugin (CVE-2026-1492)

A critical security flaw in a widely used WordPress membership plugin has made it trivially simple for unauthenticated attackers to create administrator accounts and seize control of affected sites. The vulnerability, tracked as CVE-2026-1492, exposes a systemic weakness in how the plugin handled role assignment during user registration. This post summarizes what happened, who discovered it, the immediate risks, and the concrete steps site owners should take now. What the…

Saugata DattaMar 6, 20263 min read829

Automation

From Tunnel to Cloud: The 2026 Strategy Guide to Self‑Hosting vs Third‑Party VPN

In 2026 the boundary between "VPN" and "personal cloud" is fuzzier than ever. A third‑party VPN still sells one‑click privacy and wide geo-hopping, but for many users that convenience now trades away transparency, extensibility, and long‑term value. Renting a small VPS and running WireGuard, AdGuard Home, Vaultwarden, and automation tools like n8n converts a disposable privacy tool into a persistent private cloud you control. This guide helps you decide which…

Saugata DattaMar 6, 20265 min read757

Automation

Living with Smart Homes: How Connected Devices Are Reshaping Everyday Life

The concept of a “smart home” once sounded futuristic, but today, it’s quickly becoming part of ordinary life. A smart home ecosystem is more than just a collection of cool gadgets—it’s about seamlessly integrating devices to work together, make routines easier, and unlock conveniences that were hard to imagine just a decade ago. Whether you’re dimming the lights with a voice command or unlocking your door remotely, the ways smart…

Saugata DattaJan 18, 20266 min read975

Artificial Intelligence

Self-Hosted N8N on Affordable VPS: Practical Guide, Cost Comparisons, and Agentic AI Use Cases

Harnessing the power of self-hosted automation tools is transforming the way individuals and businesses streamline tasks. n8n (pronounced “n-eight-n”) is an open-source workflow automation tool known for its flexibility and the control it offers over data privacy and integrations. When paired with the capabilities of Agentic AI, it opens the door to advanced, intelligent workflows—without ever relying on expensive, proprietary platforms. Why Choose Self-Hosting For n8n? Opting to self-host n8n,…

Saugata DattaJan 16, 20264 min read872

Automation

Face-Off: Windows PowerShell vs PowerShell Core — The Real-World Transition

PowerShell has come a long way since its inception, becoming an essential tool not only for Windows administrators but also for IT professionals working across platforms. The transition from the original Windows PowerShell to PowerShell Core represents more than just a version change—it’s a fundamental evolution in how command-line automation and configuration management are approached in the modern IT landscape. For those who have relied on the familiar blue prompt…

Saugata DattaJan 16, 20264 min read1K

Azure

The Ultimate Command Center for AdGuard Home Power Users

The Problem: "Friction & Context Switching" Whether you run a single AdGuard Home instance on a Raspberry Pi or manage a fleet across multiple locations, the daily management experience often feels disconnected. To simply check if your server is online, pause protection for a quick test, or block an annoying tracker, you have to: It doesn't seem like much, but it adds up. That tiny bit of friction often means…

Saugata DattaJan 5, 20265 min read995

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