The U.S. Federal Bureau of Investigation (FBI) has issued a Public Service Announcement (Alert I-052126-PSA) warning about a newly identified Phishing-as-a-Service (PhaaS) platform named Kali365, which is actively targeting Microsoft 365 users. First observed in April 2026, the platform enables attackers…
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Operation Dragon Whistle Targets Changzhou University with Malicious LNK Files
A recent phishing campaign dubbed “Operation Dragon Whistle” highlights an evolving trend in cyberattacks: threat actors abusing legitimate developer tools and cloud services to maintain stealth and persistence. Although initially linked to targeting academic environments such as Changzhou University, new…
Hackers Hide Malware in Nested macOS-Style Folders to Evade Scans
Hackers are increasingly adopting stealthy delivery techniques, and a newly uncovered spear-phishing campaign shows how nested macOS-like folder structures can be abused to evade detection while deploying advanced malware. The phishing email carries a ZIP attachment named “常州大学2026年《国家学生体质健康标准》测试通知最终版.zip,” posing as…
Megalodon Malware Rapidly Infects Over 5,500 GitHub Repositories
A newly identified malware campaign dubbed “Megalodon” has compromised more than 5,500 GitHub repositories, raising serious concerns about the security of open-source ecosystems. Security researchers from SafeDep report that the malware spreads through malicious code injections hidden inside seemingly legitimate…
CISA Warns Trend Micro Apex One Vulnerability Is Being Exploited in Attacks
CISA has added a newly disclosed vulnerability in Trend Micro Apex One to its Known Exploited Vulnerabilities (KEV) catalog, warning that the flaw is actively being exploited in real-world attacks. The issue, tracked as CVE-2026-34926, affects on-premise deployments of Trend…
Hackers Abuse Hugging Face to Deliver npm Malware
A newly uncovered supply chain attack targeting the npm ecosystem has been linked to North Korean (DPRK)-aligned threat actors. The campaign centers around a malicious npm package named terminal-logger-utils, which embeds a sophisticated multi-stage malware capable of keylogging, data exfiltration, and…
Mini Shai-Hulud Attack Prompts npm to Revoke 2FA-Bypass Tokens
npm has forced a platform-wide reset of granular access tokens that bypass two-factor authentication (2FA) after a wave of supply chain attacks linked to the “Mini Shai-Hulud” campaign compromised hundreds of JavaScript packages. The emergency action, rolled out on May…
Authorities Take Down “First VPN” Service Used in Ransomware Attacks
Authorities in Europe have dismantled a major criminal VPN service known as “First VPN,” which was widely used by ransomware operators and cybercriminal groups to conceal their activities. The coordinated operation, led by French and Dutch authorities with support from…
Flipper Introduces Flipper One as a Modular Linux-Based Cyberdeck
Flipper Devices has officially unveiled Flipper One, a modular, Linux-based cyberdeck designed to push the boundaries of open hardware and portable network analysis platforms. Unlike the popular Flipper Zero, the new device targets high-performance networking, software-defined radio (SDR), and embedded Linux…
Apache OFBiz RCE Flaw Abuses Password-Change Restrictions for Authentication Bypass
A critical authentication bypass vulnerability in Apache OFBiz allows attackers to hijack forced password-change flows and achieve remote code execution (RCE) via a single HTTP request, affecting all versions before 24.09.06. Apache OFBiz RCE Flaw Apache OFBiz is an open-source…
Discord Enables End-to-End Encryption by Default Across Voice and Video Features
Discord has officially enabled end-to-end encryption (E2EE) by default for all voice and video communications across its platform, marking a significant shift in user privacy and secure communications. The announcement, made on May 18, 2026, confirms that every voice and…
Microsoft Defender Zero-Day Vulnerabilities Actively Exploited in the Wild
Microsoft has disclosed two new zero-day vulnerabilities in Microsoft Defender that are actively being exploited in the wild, raising concerns among security professionals and enterprise users. The vulnerabilities, tracked as CVE-2026-41091 and CVE-2026-45498, were officially released on May 19, 2026,…
Google Chrome Security Flaws Could Let Attackers Execute Code Remotely
Google has released a critical security update for its Chrome browser, addressing multiple vulnerabilities that could allow attackers to execute arbitrary code on affected systems. The update, now rolling out to users globally, upgrades Chrome to version 148.0.7778.178/179 for Windows…
Fake Microsoft Teams Downloads Spread ValleyRAT Malware
Hackers are actively distributing a sophisticated ValleyRAT malware variant through fake Microsoft Teams download pages, leveraging social engineering and multi-stage execution techniques to evade detection. The campaign, first observed in mid-April on the X platform, uses fraudulent domains such as…
TamperedChef Malware Hides in Signed Apps to Drop Stealers and RATs
A large-scale malware campaign dubbed “TamperedChef” is leveraging trojanized productivity applications such as PDF editors, calendar tools, and file converters to silently deploy information stealers and remote access trojans (RATs), according to recent threat intelligence findings. Security researchers have identified…
Fake Invitation Phishing Campaign Steals Credentials From U.S. Organizations
A large-scale phishing campaign leveraging fake event invitations is actively targeting U.S. organizations, combining credential theft, OTP interception, and remote access tool abuse into a single attack chain. The campaign stands out due to its repeatable phishing framework, which allows…
Critical Vulnerability in Cisco Secure Workload Threatens Enterprise API Security
Cisco has disclosed a critical security vulnerability in its Secure Workload platform that could allow unauthenticated attackers to gain high-level administrative access to sensitive enterprise environments. The flaw, tracked as CVE-2026-20223, carries a maximum CVSS score of 10.0 and is…
New NGINX 0-Day RCE “nginx-poolslip” Threatens Millions of Servers
A newly discovered zero-day vulnerability in NGINX, dubbed “nginx-poolslip,” is raising serious concerns across the global cybersecurity community, as it exposes millions of servers to potential remote code execution (RCE) attacks. The vulnerability affects NGINX version 1.31.0, the latest stable…
Indian Student Data Weaponized in Phishing and Financial Fraud Campaigns
A growing trend in India where student data is increasingly being exploited for cybercrime activities, including phishing, impersonation, social engineering, and financial fraud. As educational institutions rapidly adopt digital platforms for admissions, fee payments, examinations, and communication, the volume of…
Critical Drupal Vulnerability Could Leave Sites Open to Cyberattack
The Drupal Security Team has issued a warning about a highly critical vulnerability affecting Drupal core, with a security release scheduled for May 20, 2026 (PSA-2026-05-18). The flaw carries a severity rating of 20/25, indicating a significant risk that attackers…