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Grivyonx Intelligence Hub

Intelligence Hub Archive - Page 14

Older cybersecurity, AI and cloud security analysis from the Grivyonx research team.

Cyber Security

Browser-Based Attack Techniques Dominating 2026 Threat Landscape

As business operations consolidate entirely within browser environments, threat actors have shifted their focus to exploit this universal attack surface. The browser has become the new endpoint, hosting the entire attack chain from initial compromise to data exfiltration without ever touching traditional network defenses. Security teams must understand six evolving techniques that will define browser-based threats in 2026, ranging from AI-enhanced session manipulation to sophisticated extension supply chain compromises.

By Gourav Rajput

AI

AI Coding Agents Leak 13,000 Internal Files on GitHub

Security firm Glow discovered that AI coding agents sharing code review screenshots have inadvertently published over 13,000 internal company images on public GitHub repositories. The exposed data includes customer billing records and unreleased product features from developers at more than 300 organizations, mostly under personal accounts.

By Gourav Rajput

Cyber Security

OpenAI Thwarts Sneaky Model‑Distillation Attack

OpenAI recently dismantled a sophisticated, multi‑stage campaign aimed at siphoning the internal reasoning of its proprietary models through a technique known as model distillation. The operation, which spanned several months, involved a network of actors attempting to reverse‑engineer protected AI logic. The discovery underscores the growing arms race between model creators and those seeking to extract valuable intellectual property from black‑box systems. In response, OpenAI has tightened its protective layers, introduced anomaly detection mechanisms, and shared actionable guidance for the broader research community. The company’s proactive stance not only safeguards its own models but also contributes to the collective resilience of the AI ecosystem, setting a benchmark for defensive strategies in an increasingly contested digital landscape.

By Gourav Rajput

AI

Small Businesses Leverage OpenAI & SBDC for AI-Driven Growth

OpenAI is teaming up with America's Small Business Development Centers to boost AI skills for entrepreneurs. A recent report reveals how small teams are mastering generative AI tools to streamline operations and stay competitive.

By Gourav Rajput

Cyber Security

OpenSSL Patches Critical DTLS Flaw Exposing Heap Memory

The OpenSSL Project has released emergency patches addressing a high-severity flaw in the DTLS protocol implementation. Tracked as a critical logic error during handshake retransmission, the bug allows unencrypted heap memory disclosure to peer endpoints or triggers denial-of-service crashes. Organizations relying on UDP-secured services — from VPNs and VoIP to IoT fleets — must prioritize immediate upgrades to mitigate active exploitation risks.

By Gourav Rajput

Cyber Security

South Africa Air Traffic Control Cyberattack Sparks Global Aviation Security Alarm

A sophisticated ransomware intrusion into South Africa's air traffic management systems has triggered an international scramble to contain the breach and assess operational risks. The incident marks a dangerous escalation in threats targeting aviation's digital backbone, with attackers deploying a full ransomware toolkit directly onto operational networks. As investigators race to determine the attack's scope and attribution, the breach serves as a stark warning that the sky is no longer the limit for cybercriminals targeting critical transportation infrastructure.

By Gourav Rajput

Cyber Security

Citrix NetScaler DTLS Flaw CVE-2026-88772 Enables Pre‑Auth Shellcode

Cybersecurity researchers have disclosed technical details of a recently patched critical security flaw in Citrix NetScaler ADC and Gateway that has come under active exploitation in the wild. The vulnerability, tracked as CVE-2026-88772 (CVSS score: 9.5), has been described as a memory overflow bug in the Datagram Transport Layer Security (DTLS) protocol handling that's rooted in the NetScaler.

By Gourav Rajput

Cyber Security

Apple Patches Critical Zero-Day Exploited in Targeted Spyware Attacks

Apple has issued an urgent security advisory confirming that a critical zero-day vulnerability, tracked as CVE-2026-86950, is being actively exploited in highly targeted attacks. Classified as an out-of-bounds write flaw, this vulnerability allows threat actors to achieve arbitrary code execution with elevated privileges, effectively compromising the core integrity of affected devices. The Cupertino giant acknowledged the exploitation is occurring in an "extremely sophisticated fashion," a hallmark of state-sponsored or mercenary spyware operations. Users across the iPhone, iPad, and Mac ecosystems are strongly advised to apply the latest emergency patches immediately to mitigate the risk of silent compromise.

By Gourav Rajput

Cyber Security

New Spectre‑v2 BTR Attack Exposes Linux Memory Risks

Researchers have identified a new Spectre‑v2 variant named Branch Target Reuse that can read protected Linux memory even with current defenses. The flaw impacts JIT engines across browsers, language runtimes, and the kernel, showing that existing mitigations are insufficient.

By Gourav Rajput

Cyber Security

Kiteworks Patches Critical Zero-Day After Coordinated Shutdown

Kiteworks disclosed that a nine-hour precautionary shutdown over the weekend led to the discovery and remediation of a previously unknown critical vulnerability. The flaw was isolated to a feature used by less than 1% of customers, and the company coordinated closely with federal intelligence authorities throughout the process. This incident highlights the value of proactive maintenance windows and cross-sector threat intelligence sharing.

By Gourav Rajput

Cyber Security

PhantomSub Campaign: 101 Malicious npm Packages Target Devs

A massive supply chain attack has been uncovered involving 101 malicious npm packages designed to silently add developers to WhatsApp groups without permission. The PhantomSub campaign exploits the popular Baileys library to compromise developer accounts. Security researchers identified the coordinated operation, revealing how automated tools can weaponize legitimate messaging platforms at scale.

By Gourav Rajput

AI

OpenAI DevDay 2026: 20+ AI Innovations Revealed

OpenAI’s DevDay 2026 unveiled a wave of groundbreaking updates, ranging from next‑generation language models to enhanced developer APIs. Attendees walked away with a clearer picture of how AI will evolve in the coming years, driven by tighter security controls and more powerful tools for builders. Among the highlights were the launch of GPT‑6 Astra, improvements to ChatGPT’s reasoning capabilities, and a suite of new API endpoints designed to simplify integration. Security took center stage with advanced threat detection and privacy safeguards, while new utilities like Codex and the Builders Kit promise to accelerate product development.

By Gourav Rajput

Cyber Security

Amsterdam Man Arrested in Global Hacker Group Probe

Dutch authorities have taken a 24‑year‑old resident of Amsterdam into custody as part of an ongoing investigation into the ShinyHunters hacking collective. The suspect is expected to face judicial proceedings shortly, marking another victory in the global effort to curb large‑scale data breaches.

By Gourav Rajput