The North Korean state-sponsored threat actor known as Kimsuky (aka Velvet Chollima) has been attributed to a fresh set of cyber attacks targeting South Korean military and corporate entities through March and April 2026. “Kimsuky employed a range of tailored…
Category: The Hacker News
Critical Gogs RCE Vulnerability Lets Any Authenticated User Execute Arbitrary Code
A critical security vulnerability has been disclosed in Gogs, a popular open-source self-hosted Git service, that allows an authenticated user to execute arbitrary code under certain conditions. The security flaw, per Rapid7, is rated 9.4 on the CVSS scoring system.…
Threat Actors Exploit Critical FortiClient EMS Flaw to Deploy Credential Stealer
Threat actors are continuing to exploit a critical, now-patched security flaw impacting FortiClient Endpoint Management Server (EMS) deployments to deliver credential-stealing malware. “The campaign abused trusted endpoint management infrastructure to deliver malware across managed endpoints,” Arctic Wolf said. “Threat actors…
ThreatsDay Bulletin: Claude Security Plugin, Azure Priv-Esc, Kali365 MFA Bypass, FIFA Scams +15 More
Every time you think the industry has finally stopped doing some reckless, low-effort crap, somebody spins up a fresh box full of sketchy loaders, fake installers, recycled social-engineering bait, and enough exposed infrastructure to make you wonder if prod is…
Microsoft Slams Public Zero-Day Disclosures Amid GitHub Researcher Account Removal
Microsoft has come out strongly in favor of Coordinated Vulnerability Disclosure (CVD), urging the research community to share their findings and give affected vendors an opportunity to better understand the impact and address them before they are publicly disclosed. The…
New AI Usage Report: Enterprise AI Risk Is Heavily Concentrated Among a Small Group of AI “Power users”
State of AI Usage Report 2026 (full report here) by LayerX Security reveals the extent of the enterprise AI visibility gap and why most organizations still don’t understand where their AI exposure is actually coming from. The research shows that…
JINX-0164 Targets Cryptocurrency Firms with Fake Recruiter Lures and macOS Malware
A new campaign orchestrated by a previously undocumented threat actor has targeted cryptocurrency organizations with an aim to facilitate digital asset theft using recruitment-themed social engineering and bespoke macOS malware. “These campaigns leveraged sophisticated social engineering techniques, custom macOS malware,…
Malicious npm Package Stole Files From Claude AI User Directory via GitHub
Cybersecurity researchers have discovered a new malicious package on the npm registry that comes with information stealing capabilities. According to OX Security, the package, named “mouse5212-super-formatter,” is designed to upload files from “/mnt/user-data,” a dedicated directory used by Anthropic’s Claude…
Grandoreiro Malware and BTMOB RAT Campaigns Target Windows and Android Users
Latin America and Europe become the target of two banking trojan campaigns that are designed to infect Windows and Android devices with Grandoreiro and BTMOB malware, respectively. That’s according to new findings from WatchGuard and ESET, which have observed the…
GlassWorm Malware Takedown Disrupts Developer Supply Chain Attack Infrastructure
CrowdStrike, in partnership with Google and the Shadowserver Foundation, has announced the simultaneous disruption of all command-and-control (C2) channels associated with GlassWorm, a persistent software chain campaign targeting software developers through malicious packages and extensions. “Since at least early 2025,…
5 Steps to Managing Shadow AI Tools Without Slowing Down Employees
When an employee installs an AI writing assistant, connects a coding copilot to their IDE, or starts summarizing meetings with a new browser tool, they are doing exactly what a productive employee should do: finding faster ways to work. Across…
Gitea Vulnerability Exposes Private Container Images without Authentication
Cybersecurity researchers have disclosed a security flaw in Gitea, an open-source, self-hosted platform for version control, that allows unauthenticated remote attackers to pull private container images from Gitea deployments without requiring an account, password, or other credentials. The vulnerability, tracked…
AI Chatbot Recommendations Redirect Users to Cryptojacking Malware Sites
Microsoft has warned of an active cryptojacking campaign that makes use of artificial intelligence (AI) chatbot interactions as a mechanism for surfacing malicious download sites. “This emerging delivery technique extends social engineering beyond conventional search results and increases the visibility…
MuddyWater Uses DLL Side-Loading in Espionage Campaign Targeting 9 Countries
The Iranian hacking group known as MuddyWater has been linked to a new campaign affecting at least nine organizations across nine countries on four continents in the first quarter of 2026. The activity targeted industrial and electronics manufacturing, education and…
[THN Webinar] New AI DDoS Attacks Are Smarter. Learn How to Fight Back
Every single day, hackers are finding new ways to crash websites and steal data. But right now, something has changed. Hackers are no longer working alone. They are now using powerful Artificial Intelligence (AI) tools to make their attacks faster,…
Microsoft Patches SharePoint RCE Flaw CVE-2026-45659 Across Server Versions
Microsoft has rolled out updates to fix a remote code execution vulnerability impacting SharePoint that could be exploited by bad actors in attacks without requiring any specialized conditions to be met. The vulnerability, tracked as CVE-2026-45659, carries a CVSS score…
New AI DDoS Attacks Are Smarter. Learn How to Fight Back in This Webinar
Every single day, hackers are finding new ways to crash websites and steal data. But right now, something has changed. Hackers are no longer working alone. They are now using powerful Artificial Intelligence (AI) tools to make their attacks faster,…
MFA Prompt Bombing: Why Your Second Factor Isn’t Saving You
Multi-factor authentication (MFA) was supposed to close a critical gap in identity security. It meant that, even if an attacker possessed the account credentials, they couldn’t log in without the second factor. While that logic was sound, attackers have now…
CERT-In Mandates 12-Hour Patching for Internet-Facing Flaws Amid AI-Assisted Attacks
The Indian Computer Emergency Response Team (CERT-In) has issued new guidelines requiring organizations to patch critical security vulnerabilities in internet-exposed systems within 12 hours of being flagged where “feasible” to safeguard against potential threats stemming from threat actors’ abuse of…
Iranian Hackers Deploy MiniFast and MiniJunk V2 via Phishing and SEO Poisoning
The Iranian state-sponsored threat actor known as Nimbus Manticore (aka Screening Serpens and UNC1549) has been attributed to a fresh campaign using lures impersonating organizations in the aviation and software sectors across the U.S., Europe, and the Middle East following…