RADIUS MFA for network devices: how it works and where it breaks Most teams already have MFA on email, VPN and cloud consoles. The admin login on a core switch is often still a password, sometimes one shared by the whole network team. RADIUS MFA, also called RADIUS 2FA, is the usual way to fix
PHP2Shell: Two Critical PHP Flaws That Turn One HTTP Request into Code Execution PHP2Shell is a critical PHP remote code execution vulnerability pair, tracked as CVE-2026-109618 and CVE-2026-109619. On 21 October 2026 the PHP project shipped emergency releases for both flaws in the language runtime itself. Each is rated 9.2 (Critical) on CVSS v4.0, and
What Is an SSH Gateway? A Complete Guide to Centralized Secure SSH Access Introduction As organizations expand their infrastructure across cloud platforms, on-premises data centers, and hybrid environments, securing administrative access becomes increasingly complex. Administrators often require secure access to hundreds or even thousands of Linux servers, network devices, and cloud instances. Traditional methods such
What Is CVE-2026-41940? CVE-2026-41940 is a critical pre-authentication remote authentication bypass affecting cPanel & WHM and WP Squared — the control panel software that quietly powers an estimated 70 million domains and 94% of the web hosting control panel market. The root cause is a CRLF injection flaw in the way cPanel’s service daemon (cpsrvd)
What Is Copy Fail(CVE-2026-31431) local privilege escalation (LPE) vulnerability ? Copy Fail (CVE-2026-31431) is a high-severity local privilege escalation (LPE) vulnerability in the Linux kernel’s cryptographic subsystem. Disclosed publicly on April 29, 2026 by security research firm Theori, it allows any unprivileged local user to escalate to root using a 732-byte Python script — with
What is the Dirty Frag Vulnerability? Dirty Frag is a high-severity local privilege escalation (LPE) vulnerability chain affecting the Linux kernel. Publicly disclosed on May 7, 2026, it allows an unprivileged local user to gain full root access on a wide range of Linux distributions — in a single command. The vulnerability was discovered and
Why Traditional SSH Keys Are a Security Risk- and How Centralized SSH Management Solves It? Most teams don’t realize they have an SSH key problem until something breaks — a breach, a failed audit, or a pentest that turns up keys tied to accounts deleted two years ago. Centralized SSH key management solves this by
OpenSSH GSSAPI Flaw (CVE-2026-3497): When a Small SSH Bug Creates Bigger Security Risks OpenSSH is one of those pieces of software most administrators rarely think about until something goes wrong. It sits quietly in the background, powering remote administration, file transfers, Git operations, automation pipelines, and countless production workflows across Linux and Unix systems. That
