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CVE-2026-0257: Palo Alto PAN-OS Authentication Bypass Actively Exploited — Patch Immediately

30 May 2026  |  dark6  |  Vulnerability

A critical authentication bypass in Palo Alto Networks PAN-OS (CVE-2026-0257) is being actively exploited in two distinct waves, with attackers forging GlobalProtect VPN session cookies to gain unauthorized...

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Malicious npm Package forge-jsxy Pushes 22 Versions in 22 Days to Steal Crypto Wallets and Deploy Persistent Backdoor

29 May 2026  |  dark6  |  Malware

The npm package forge-jsxy quietly stole cryptocurrency wallet keys, browser credentials, and developer data across Windows, macOS, and Linux — publishing 22 malicious versions in 22 days, and...

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Grandoreiro Banking Trojan Returns: Targeting Portuguese Banks and Latin American Companies With Dual Campaigns

29 May 2026  |  dark6  |  Malware

The long-running Grandoreiro banking trojan has resurfaced with two active campaigns — one using DLL Side-Loading via cloud infrastructure and another via obfuscated VBS scripts — targeting over...

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Hackers Use Fake ChatGPT and Claude Installers to Deploy DinDoor Backdoor

29 May 2026  |  dark6  |  Malware

Cybercriminals are distributing trojanized AI application installers on GitHub and SourceForge, luring victims with fake ChatGPT and Claude desktop apps to silently deploy the DinDoor backdoor, steal cryptocurrency...

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NightSpire Ransomware Exploits RDP and Remote Admin Tools to Hit 64 Organizations in 33 Countries

28 May 2026  |  dark6  |  Ransomware

NightSpire ransomware has hit at least 64 organizations across 33 countries by exploiting Remote Desktop Protocol access and installing legitimate remote administration tools like AnyDesk and Chrome Remote...

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Seedworm (MuddyWater) APT Abuses Signed Security Binaries in Global Espionage Campaign Across 9 Countries

28 May 2026  |  dark6  |  Cybercrime

Iran-linked Seedworm (MuddyWater) APT has been caught running a broad espionage campaign against at least 9 organizations across 9 countries in early 2026. The group hijacked legitimate, digitally...

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Tycoon 2FA Phishing Kit Bypasses MFA at Scale — 62% of Microsoft 365 Phishing Attempts Linked to Single Threat Actor

28 May 2026  |  dark6  |  Phishing

The Tycoon 2FA phishing-as-a-service kit, operated by threat actor Storm-1747, is bypassing multi-factor authentication on Microsoft 365 and Google Workspace accounts at massive scale. At its peak it...

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BadHost (CVE-2026-48710): Critical Authentication Bypass Threatens Thousands of AI Agent Applications

28 May 2026  |  dark6  |  Vulnerability

A newly disclosed critical vulnerability dubbed 'BadHost' (CVE-2026-48710) enables attackers to bypass authentication in FastAPI and Starlette-based AI applications through manipulated HTTP Host headers. Thousands of LLM inference...

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