Attackers Exploit Issabel Framework Flaw Enabling Unauthenticated OS Command Execution
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 in question is CVE-2026-89026 (CVSS v3.1 score: 9.8/CVSS v4.0 score: 9.3), which can allow an unauthenticated remote attacker to execute arbitrary operating system (OS) commands by taking advantage of a hard-coded
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Raghib Awan
Raghib Awan is an Information Security and Technology professional with expertise spanning cybersecurity, cloud security, IT infrastructure, information risk, regulatory compliance, and enterprise security. He is also an author at TeQManch, a technology and cybersecurity news platform covering cyber threats, artificial intelligence, BFSI technology, data privacy, digital risk, and emerging technology trends.
