Blog & News

Blog & News

Latest updates, feature announcements, and security news from Panelica.

Security

Inside CVE-2026-41940: The cPanel Vulnerability Behind the .sorry Ransomware Campaign

CVE-2026-41940 (CVSS 9.8) has been actively exploited since February 2026. This technical breakdown covers the CRLF injection chain, .sorry ransomware file format forensics, a verified YARA rule, IOC pack, and a 10-step incident response playbook.

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Security

CVE-2026-31431 (Copy Fail): The 9-Year-Old Linux Kernel Flaw Affecting CloudLinux, Ubuntu, RHEL and Beyond

CVE-2026-31431 Copy Fail is a Linux kernel privilege escalation affecting CloudLinux, Ubuntu, RHEL, Debian and SUSE since 2017. Full mitigation guide, technical analysis and what hosting operators must do.

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Security

cPanel Auth Bypass Crisis (CVE-2026-41940): Why Panelica Customers Are Not Affected

A CVSS 9.8 authentication bypass in cPanel (CVE-2026-41940) exposed the entire hosting industry. Here is a technical breakdown of the exploit and why Panelica\u2019s architecture makes this class of attack structurally impossible.

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Security

The MySQL 9.7 cPanel Meltdown: Why Upstream Trust Without Guardrails Breaks Production

On April 21, 2026, a MySQL repository metadata bug caused thousands of cPanel servers to silently upgrade to MySQL 9.7 overnight. Here is what happened, why cPanel servers had no structural defense, and how Panelica's build pipeline prevents this class of failure.

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Security

Plesk Vulnerability History: Why Security-Conscious Admins Are Switching

An honest review of Plesk security vulnerabilities including CVE-2025-66431 root code execution and CVE-2025-66430 Apache injection. Compares panel security architectures and how Panelica five-layer isolation reduces attack surface.

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Security

Server Panel Security Showdown 2026: Which Panel Actually Isolates Your Users?

Most panels claim security. Few actually isolate users. We tested CyberPanel, CloudPanel, HestiaCP, cPanel, and Panelica — here's what we found.

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Security

IP Geolocation Blocking: Restrict Access by Country

Block or allow traffic by country using IP geolocation. Configure GeoIP with Nginx, nftables, and Cloudflare for targeted access control on your server.

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Security

Server Hardening Checklist: 30 Steps to a Bulletproof Ubuntu Server

Harden your Ubuntu server with this 30-step security checklist covering SSH, firewalls, kernel tuning, file permissions, and intrusion detection.

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Security

Nginx Rate Limiting: Prevent Brute Force and API Abuse

Protect your server from brute force attacks and API abuse with Nginx rate limiting. Configure limit_req, limit_conn, and custom error pages effectively.

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Security

How to Block Bad Bots: Protect Your Server from Scrapers

Stop bad bots from scraping your content and wasting server resources. Block them with user-agent filtering, rate limiting, CAPTCHAs, and WAF rules.

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Security

Two-Factor Authentication (2FA) for SSH, Web Apps, and Panels

Add two-factor authentication to SSH, web applications, and control panels using TOTP, hardware keys, and backup codes for maximum account security.

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Security

DDoS Protection: How Attacks Work and How to Defend Your Server

Understand DDoS attack types and defend your server with rate limiting, firewalls, Cloudflare, fail2ban, and kernel-level mitigations. Complete guide.

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