Grivyonx Intelligence Hub
Zero-days, ransomware, data breaches and active exploitation, explained with practical defence advice.
A fresh JavaScript stealer dubbed WeaselBiscuit has been traced to a cluster of 13 compromised npm packages, each designed to siphon Chrome extension storage data. The discovery by OpenSourceMalware highlights a growing trend of malicious code embedded in popular package registries, echoing tactics seen in previously documented North Korean cyber‑operations such as the Contagious Interview campaign.
By Gourav Rajput
A serious heap overflow vulnerability has been uncovered in the DNSSEC validation component of the Unbound DNS resolver, affecting all releases before version 1.26.1. The flaw can be triggered by an adversary who controls a malicious DNS zone, potentially leading to remote code execution on the resolver. The project has already released version 1.26.1, which patches the issue and should be applied promptly by all operators.
By Gourav Rajput
Every day, new vulnerabilities are disclosed and flagged by scanners with alarming severity scores. Yet the real question remains: can these flaws actually be exploited in your specific environment? As AI accelerates the pace of exploitation, organizations that rely on traditional validation cycles are falling dangerously behind.
By Gourav Rajput
ESET security analysts have recently uncovered a new C++‑based backdoor named SparroWocky, deployed by a China‑aligned threat group known as FamousSparrow since August 2025. The modular malware has been observed compromising systems across several Latin American nations, raising concerns about espionage activity in the region.
By Gourav Rajput
Cisco has issued an urgent advisory about a critical zero-day vulnerability in Identity Services Engine (ISE), designated CVE-2026-76460 with a flawless CVSS 10.0 score. The flaw allows unauthenticated remote attackers to bypass authentication through a vulnerable API endpoint, and Cisco confirms it is already being exploited in live attacks. Organizations running ISE deployments must act immediately to patch and audit their environments.
By Gourav Rajput
Federal investigators have dismantled a significant DDoS-for-hire operation by seizing critical internet domains. The action targets a platform that allegedly facilitated hundreds of thousands of disruptive cyber attacks against businesses and organizations worldwide.
By Gourav Rajput
Data broker Radaris has finally faced consequences for years of ignoring consumer removal requests. A New Jersey court ordered the transfer of radaris.com and over a dozen related domains to plaintiffs after the company repeatedly stonewalled legal proceedings. This ruling marks a significant shift in how courts treat data broker accountability.
By Gourav Rajput
In times of tech industry uncertainty, even the most seasoned professionals struggle with self-doubt and career anxiety. Cybersecurity veteran Hal Pomeranz offers a powerful pep talk on overcoming these challenges and building meaningful connections that endure through every downturn.
By Gourav Rajput
OpenAI has unveiled a systematic approach to identifying and addressing misalignment in its AI models, publishing detailed reports on six incidents of concerning behavior. The initiative aims to establish industry-wide standards for transparency and accountability in artificial intelligence development.
By Gourav Rajput
Multiple cybersecurity reports from Kaspersky reveal that Russian enterprises are increasingly becoming prime targets for three distinct threat activity clusters: NightEagle, Hacking Cat, and Toy Ghouls. These groups are deploying sophisticated attack vectors including backdoors, ransomware, and destructive wiper malware to compromise critical infrastructure and business systems. The findings highlight a concerning escalation in targeted cyberattacks against Russian organizations, with each group employing unique methodologies and toolchains.
By Gourav Rajput
Security researchers at JFrog have uncovered a serious flaw in Parallels Desktop for Mac that enables standard local accounts to execute code with root privileges. While the attack requires existing code execution on the machine, the implications for enterprise security are significant. Adding to the frustration, the fix available in Parallels Desktop 27 cannot be installed on Intel-based Macs.
By Gourav Rajput
A leaked credential highlights growing risks from weak response times. Attackers pair discovered vulnerabilities with AI tools to bypass traditional detection, closing the gap between awareness and impact before teams can act.
By Gourav Rajput
A major security flaw in the WooCommerce Wholesale Lead Capture plugin enables unauthenticated attackers to upload PHP backdoors and execute remote code. With over 6,000 active installations, the vulnerability poses significant risks to WordPress-based e-commerce platforms.
By Gourav Rajput
Security researchers have uncovered a covert operation attributed to a North Korean advanced persistent threat (APT) group. The attackers leveraged a previously unseen Linux espionage toolkit to compromise load balancers, granting them unauthorized access to internal communications and broader network exploitation within South Korea’s media and automotive sectors. The intrusion highlights the evolving tactics of state‑sponsored actors targeting high‑value infrastructure.
By Gourav Rajput
Cybersecurity researchers have identified a new Brazilian banking malware named KREMLIN, tracked as REF9334, which has been active since May 2025. The threat uses deceptive lures mimicking major banks and installs a malicious extension that compromises Chrome and Edge browsers to harvest credentials and session tokens.
By Gourav Rajput
Cybersecurity agencies across three nations have identified Iranian-controlled malware operating through Telegram to spy on dissidents and journalists worldwide. The Windows-based threat can steal communications, capture screenshots, and record audio.
By Gourav Rajput
A new threat named BambooToken has emerged, leveraging the MQTT protocol to infiltrate Windows and Linux environments. Active since February 2023, this multi-platform campaign targets organizations in Asia and South America.
By Gourav Rajput
Modern security teams must look beyond surface-level threat vectors. This article explores why evaluating complete attack chains outperforms isolated technique testing, offering actionable insights for building resilient defenses with AI-powered solutions like Grivyonx Cloud.
By Gourav Rajput
