Hackers are actively exploiting FreePBX systems using a highly resilient six-layer persistence mechanism. The campaign has been attributed with high confidence to the threat actor INJ3CTOR3, known for targeting VoIP infrastructure for financial gain since 2019. The operation deploys a…
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Hackers Weaponize NF-e Invoice Lures to Deploy Banana RAT
Hackers are actively using Brazil’s electronic invoice system (NF-e) as a lure to distribute a sophisticated banking trojan known as Banana RAT. The campaign has been attributed to a financially motivated threat cluster tracked as SHADOW-WATER-063 and appears exclusively focused…
CISA Issues Alert on Exploited Microsoft Defender Zero-Day Vulnerabilities
CISA has issued an urgent alert warning organizations about two newly disclosed zero-day vulnerabilities affecting Microsoft Defender, both added to the Known Exploited Vulnerabilities (KEV) catalog on May 20, 2026. CVE-2026-45498: Microsoft Defender DoS Vulnerability CVE-2026-45498 is a denial-of-service (DoS)…
Android Malware Secretly Signs Users Up for Premium Services
Android users are being targeted by a large-scale malware campaign that silently subscribes victims to premium mobile services without their knowledge. The malware campaign focuses on carrier billing fraud, abusing premium SMS services to generate revenue for attackers. What makes…
Splunk Patches Multiple Vulnerabilities Enabling DoS Attacks and Data Exposure
Splunk has released security updates to fix three newly disclosed vulnerabilities that could allow low-privileged users to access sensitive data or disrupt Splunk Enterprise deployments through denial-of-service (DoS) conditions. The patches address issues in both Splunk Enterprise and the Splunk…
Google API Key Issue Allows Deleted Keys to Retain Access to Cloud Services
Google Cloud API keys may continue functioning for up to 23 minutes after deletion, exposing a significant security gap that could allow attackers to retain unauthorized access to cloud services even after credentials are revoked. Google API Deleted Keys to…
FBI Warns Kali365 PhaaS Platform Targets Microsoft 365 Users to Steal Logins
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…
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…