Cisco Warns of New Zero-Day ISE Auth Bypass (CVSS 10.0) Exploited in Active Attacks
Cisco has warned of a fresh maximum-severity security flaw impacting Identity Services Engine (ISE) that has come under active exploitation. The vulnerability, tracked as CVE-2026-76460 (CVSS score: 10.0), could allow an unauthenticated, remote attacker to bypass...
U.S. Seizes NightmareStresser Domains Linked to Hundreds of Thousands of DDoS Attacks
The U.S. Department of Justice (DoJ) on Tuesday announced the court-authorized seizure of internet domains associated with a distributed denial-of-service (DDoS)-for-hire service known as NightmareStresser. The domains in question are: nightmare-stresser[.]com and...
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...
Three Threat Groups Target Russian Enterprises With Backdoors, Ransomware, and Wipers
Enterprises in Russia have emerged as the target of three threat activity clusters tracked as NightEagle, Hacking Cat, and Toy Ghouls, according to multiple reports from Kaspersky. The cybersecurity vendor said it has identified attacks mounted by NightEagle (aka...
About Us
CISTCK Group is the most trusted partner for some of the world’s leading enterprises, innovators, SMEs and technopreneurs. We help businesses levitate their excellence through custom software development, UI/UX design, MVPs, Software Testing, and consultancy services.
