One Key for Every PBX: The Issabel Framework Hardcoded JWT Flaw (CVE-2026-89026)

<h2> TL;DR </h2> <ul> <li>A Patch Tuesday release is the single monthly batch in which Microsoft publishes security fixes for Windows, Office, Exchange Server and its server

A critical security flaw in Issabel Framework, a web-based framework for the open-source unified communications PBX software, has come under active exploitation. The vulnerability

<h1> MCP Security Vulnerabilities in 2026: What Every Agent Developer Must Know </h1> <p>The Model Context Protocol (MCP) has become the universal "USB-C port for AI applications"

<h1> CVE-2026-76442 and the Cost of an Unbounded Number in Cisco Secure Email Gateway </h1> <h2> Vulnerability overview </h2> <p>On 14 September 2026 Cisco released fixes for five

<h1> Upgrading past CVE-2026-88772: version mapping and rollout order for NetScaler ADC and Gateway </h1> <p>The patching decision for the Citrix NetScaler bulletin CTX697096 of

<h1> CVE-2026-76460: Maximum-Severity Cisco ISE Authentication Bypass Under Active Exploitation </h1> <p>Cisco's Identity Services Engine (ISE) sits at the center of network

<h2> 1. Overview </h2> <ul> <li> <strong>Report Title:</strong> ARMORY CASTLE Exploits BeyondTrust</li> <li> <strong>Source:</strong> Google Threat Intelligence Group</li> <li>

<h1> CVE-2026-76441: Improper Access Control in Cisco Secure Email Gateway Exposes Restricted Functions </h1> <p>Cisco Secure Email Gateway (formerly Email Security Appliance)