Category: GBHackers Security | #1 Globally Trusted Cyber Security News Platform

CISA Adds Actively Exploited Ivanti EPMM Zero-Day to KEV Catalog

Cybersecurity and Infrastructure Security Agency (CISA) has added two critical zero-day vulnerabilities affecting Ivanti Endpoint Manager Mobile (EPMM) to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation in the wild. The flaws CVE-2025-4427 and CVE-2025-4428 enable authentication…

New Hannibal Stealer Uses Stealth and Obfuscation to Evade Detection

A newly identified piece of malware, dubbed the “Hannibal Stealer,” has emerged as a significant cybersecurity threat due to its advanced stealth mechanisms and obfuscation techniques designed to bypass modern detection systems. This modular .NET info-stealer and credential harvester demonstrates…

Active Exploitation of Ivanti EPMM Zero-Day Vulnerability in the Wild

Security researchers at The Shadowserver Foundation have identified active exploitation attempts targeting a critical zero-day vulnerability in Ivanti’s Enterprise Mobility Management (EPMM) platform. The vulnerability, tracked as CVE-2025-4427, can be chained with CVE-2025-4428 to achieve remote code execution (RCE), posing…

Auth0-PHP Vulnerability Enables Unauthorized Access for Attackers

Critical security vulnerability has been discovered in the Auth0-PHP SDK that could potentially allow unauthorized access to applications through brute force attacks on session cookie authentication tags. The vulnerability specifically affects versions 8.0.0-BETA1 and newer of the SDK when configured…

Google Reveals Hackers Targeting US Following UK Retailer Attacks

The Google Threat Intelligence Group (GTIG) recently revealed that the well-known hacker collective UNC3944, which also overlaps with the widely publicized Scattered Spider, is a persistent and dynamic cyberthreat. Initially focused on telecommunications for SIM swap operations, UNC3944 has since…

Critical Firefox 0-Day Flaws Allow Remote Code Execution

Mozilla has urgently patched two critical 0-day vulnerabilities in its popular web browser Firefox, both of which could allow remote attackers to execute malicious code on user systems. The flaws, tracked as CVE-2025-4918 and CVE-2025-4919, were disclosed on May 17,…