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Banner about recent cPanel CVEs to know in 2026, with bullet points on vulnerabilities and protections.
General TopicsSecurityServer SecurityTroubleshooting

Massive cPanel Security Flaws in 2026: What Admins Need to Know

by SupportPRO Admin
written by SupportPRO Admin

2026 hasn’t been kind to cPanel environments so far. A few serious vulnerabilities have already forced hosting providers to patch quickly, and in some cases, restrict access to WHM entirely until fixes were applied. Since cPanel & WHM is used on a massive number of shared hosting servers, even a single exploit ends up being a widespread problem pretty fast. CVE-2026-41940 — the one everyone kept talking about The main issue that stood out this year was CVE-2026-41940. It’s an authentication bypass in cPanel & WHM. In simple terms, it meant attackers could potentially reach cPanel or WHM without having valid login credentials in some cases. That alone is enough to make it critical, especially because WHM gives full server-level …

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Banner announcing CVE-2026-42945: NGINX Rift Vulnerability Explained with data-center visuals in blue and yellow text
SecurityServer SecurityTechnical ArticlesTroubleshooting

Massive NGINX Security Flaw Discovered: Understanding CVE-2026-42945

by SupportPRO Admin
written by SupportPRO Admin

The internet depends heavily on web servers and reverse proxies to deliver websites, APIs, and cloud applications securely and efficiently. One of the most widely used technologies in this space is NGINX, trusted by enterprises, startups, cloud providers, and DevOps teams worldwide. In May 2026, cybersecurity researchers disclosed a critical vulnerability named NGINX Rift, tracked as CVE-2026-42945. What makes this discovery especially alarming is that the flaw reportedly remained hidden inside the NGINX codebase for nearly 18 years before being identified. The vulnerability affects the ngx_http_rewrite_module and can potentially allow attackers to crash services or execute malicious code remotely under specific conditions. Because NGINX powers a significant portion of internet-facing infrastructure, the vulnerability immediately attracted attention from security teams, cloud …

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Tux the Linux penguin stands in a high-tech control room with many monitors; a red banner reads 'DIRTY FRAG: UNIVERSAL LINUX LPE' and the subtitle 'A COMPLETE GUIDE TO UNDERSTANDING THE THREAT'.
LinuxOutsourced tech supportServer MonitoringServer Security

Dirty Frag: Universal Linux LPE

by SupportPRO Admin
written by SupportPRO Admin

Dirty Frag is a vulnerability in Linux that allows an attacker to gain higher access or permissions than they are normally allowed on the system This vulnerability was disclosed earlier than planned due to an embargo break, which means information about the vulnerability was released publicly before the agreed-upon disclosure date. It’s a part of Linux kernel page cache exploits — following Dirty Pipe (2022) and Copy Fail (earlier this year). What are Linux kernel page cache exploits? The page cache in Linux is a system memory area where frequently accessed file data is temporarily stored.  It speeds up file operations because reading from memory is faster than reading from disk.  However, if an attacker can manipulate the page cache …

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Security-themed banner: glowing lock over a data center with the headline 'CVE-2026-41940 Explained'
cPanelserver managementServer Security

7 Critical Actions for Every cPanel & WHM Server Owner to Take Following the Security Update 04/28/2026

by SupportPRO Admin
written by SupportPRO Admin

The recent cPanel & WHM Security Update 04/28/2026 has stirred up quite a bit of commotion in the web hosting and infrastructure communities. According to cPanel & WHM, vulnerabilities in authentication paths affect all supported versions. For companies operating their own servers, it is crucial to act promptly as this situation poses severe risks to server security and potentially leads to service outages. April 2026 Security Update Overview The current issue lies in the authentication mechanisms, which are responsible for accessing server resources. By exploiting these vulnerabilities, attackers may attempt to: It impacts: Why This Issue is Important It is essential to understand that this update relates to a significant security risk and not just a technical one. Primary Concerns …

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Automate Malware Scans and Reports
Disaster RecoveryServer Security

Automate Malware Scans and Reports with CPGuard CLI

by Ardra Shaji
written by Ardra Shaji

In today’s hosting landscape, security threats evolve faster than most teams can keep up with. Malware authors constantly refine their techniques, exploit new vulnerabilities, and look for any weak point in a server’s configuration. For hosting companies, server admins, and developers who prioritize security, the real difficulty isn’t simply finding threats – it’s ensuring detection happens reliably, quickly, and without depending on manual effort. That’s where CPGuard’s Command Line Interface (CLI) becomes a powerful ally. CPGuard has long been known as a robust security suite for cPanel servers, offering malware scanning, file monitoring, exploit detection, and a range of protective features. But the CLI component is often overlooked, even though it unlocks some of the most valuable automation capabilities. When …

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How to Host Multiple Websites on a Single RunCloud Server ?
RunCloudserver management

How to Host Multiple Websites on a Single RunCloud Server

by Ardra Shaji
written by Ardra Shaji

Managing multiple websites doesn’t always require multiple servers. With RunCloud, you can efficiently host and manage several websites on a single server while maintaining performance, security, and flexibility. RunCloud simplifies server administration by automating configurations such as virtual hosts, PHP environments, firewall management, and backups. This guide walks you through the complete process of setting up and managing multiple websites on one RunCloud server. Why Host Multiple Websites on One Server? Hosting multiple websites on a single server offers several advantages: RunCloud automatically handles virtual host configuration, making multi-site hosting straightforward even for growing businesses or agencies. Step 1: Create a New Web Application To host your first website, begin by creating a web application inside RunCloud. Follow these steps: …

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Dedicated Server vs Cloud Hosting: Which is Better for High-Traffic Websites?
CloudDedicated serversserver managementweb hosting

Dedicated Server vs Cloud Hosting: Which is Better for High-Traffic Websites?

by Rahul Samuel
written by Rahul Samuel

Overview of the Research Document The document explains how dedicated servers, cloud hosting, bare metal cloud, and hybrid architectures differ in performance, scalability, cost, and reliability. Core Insights 1. Dedicated servers provide exclusive hardware access, ensuring consistent performance and strong security. 2. Cloud hosting offers flexibility and scalability, using virtualized resources across multiple servers. 3. Bare metal cloud combines physical server power with cloud-like automation. 4. Hybrid architecture blends both models to optimize performance and cost. 5. Cost strategy depends heavily on workload type: Dedicated = predictable, long-term savingsCloud = flexible, but can become expensive at scale Basic Difference Between Dedicated Server and Cloud Hosting Dedicated Server 1. Single physical machine 2. All resources (CPU, RAM, storage) are exclusively yours …

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ServerOOM
server management

Server Out of Memory Errors: Why Swap Space Gets Full and How to Fix It

by Ardra Shaji
written by Ardra Shaji

Server performance problems can be quite frustrating, especially when they happen again and again to the server. One common issue many VPS servers owners face is Server “Out of Memory” (OOM) errors. In this blog, we’ll explain what these errors exactly mean, why they happen, also in this memory issue, how swap space is involved, and what steps can be taken to reduce the problem. This blog is based on a real support case where a VPS server experienced repeated out of memory problems, MySQL crashes, and high or swap usage gets full. Server Out of Memory (OOM) Error : what is it exactly? On the server every process like websites, databases, emails and background tasks needs memory to work …

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Three box showing common issues
dedicated server supportserver supportWindows Server

Common Server Support Gaps That Increase Operational Risk And How to Prevent Them

by Ardra Shaji
written by Ardra Shaji

Modern businesses rely heavily on server infrastructure to maintain application availability, protect sensitive data, and support daily operations. Yet many organizations underestimate the operational risk created by gaps in server support. Even small inefficiencies: delayed responses, poor monitoring, weak escalation processes; can compound into extended downtime, compliance failures, and financial loss. Even a five-minute server outage can halt revenue, disrupt operations, and damage customer trust. According to industry reliability studies, downtime can cost enterprises thousands of dollars per minute depending on workload criticality. Understanding where server support commonly fails is the first step toward reducing operational risk. What Is Server Support Expected to Handle? Effective server support goes beyond fixing outages. It includes continuous oversight, preventive maintenance, and structured incident …

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Issue with poor server managment
dedicated server supportserver managementserver support

Why Poor Server Management Leads to Downtime and Security Risks ?

by Ardra Shaji
written by Ardra Shaji

Servers sit at the core of business operations. Applications, customer data, internal systems, and digital services all depend on them. When server management is weak, the impact shows up quickly in the form of service outages, slow performance, and security incidents. For business leaders, poor server management is not an IT inconvenience. It is a direct risk to revenue, reputation, and operational continuity. What Happens When Server Management Is Poor ? How Poor Server Management Creates Downtime and Security Risks ? What Effective Server Management Looks Like ? Industry Trends Increasing Server Risk Modern IT environments are becoming more complex. Businesses now rely on hybrid infrastructure, cloud-hosted servers, and always-on digital services. At the same time, cyber threats are growing …

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