Cyber Security
Cybersecurity
KongTuke IAB Uses Microsoft Teams to Deploy ModeloRAT in 5 Minutes
ReliaQuest found KongTuke impersonating IT help desk staff via Microsoft Teams to trick employees into running PowerShell, deploying ModeloRAT and selling access to ransomware groups.
Application Security
node-ipc npm Package Hid Credential Stealer Across Three Versions
Socket and StepSecurity found stealer backdoors in three node-ipc npm versions targeting 90 cloud and developer credential categories via an unknown new publisher account.
Application Security
PraisonAI CVE-2026-44338 Exploited 3h44m After Public Disclosure
Attackers began exploiting a missing-authentication flaw in PraisonAI's Flask API server 3 hours and 44 minutes after the CVE-2026-44338 advisory was published on May 11.
Application Security
Burst Statistics CVE-2026-8181 Draws 7,400 Attacks in 24 Hours
Wordfence blocked over 7,400 attacks against CVE-2026-8181 in the Burst Statistics WordPress plugin within 24 hours of disclosure, with 115,000 sites still unpatched.
Application Security
NGINX CVE-2026-42945 Under Active Exploitation After F5 Patch Drop
VulnCheck confirmed in-the-wild exploitation of NGINX CVE-2026-42945, a critical heap overflow, within days of F5's patch; 5.7 million servers are exposed.
Cybersecurity
CoinbaseCartel Steals Grafana Source Code via GitHub Token
Grafana Labs confirmed CoinbaseCartel stole its source code via a stolen GitHub token; the group has links to ShinyHunters; no customer data was affected.
Cybersecurity
MiniPlasma Windows Exploit Grants SYSTEM Access with No Patch
A researcher released a working MiniPlasma PoC granting SYSTEM access on fully patched Windows using an unpatched vulnerability first identified in 2020.
Application Security
Leaked Shai-Hulud Code Fuels npm Infostealer Wave Targeting Devs
Shai-Hulud malware source code fueled a wave of poisoned npm packages in the @antv ecosystem, including echarts-for-react with 1.1 million weekly downloads.
Cybersecurity
INTERPOL Operation Ramz: 201 Arrests in 13-Nation MENA Sweep
INTERPOL Operation Ramz arrested 201 suspects and seized 53 servers across 13 MENA countries in a five-month cybercrime crackdown concluding February 2026.
Application Security
Pwn2Own Berlin 2026 Closes with $1.3M in Zero-Day Prizes
Pwn2Own Berlin 2026 concluded with $1.3 million in prizes, including the first successful exploits of AI agent platforms in the competition's history.
Application Security
GitHub Actions Supply Chain Attack Hijacks actions-cool Tags
Attackers hijacked two actions-cool GitHub Actions workflows via imposter commits, stealing CI/CD credentials from all pipelines that ran them by version tag.
Cybersecurity
ShinyHunters Claims 600,000-Record 7-Eleven Salesforce Breach
ShinyHunters claimed and 7-Eleven confirmed a breach of its Salesforce CRM containing over 600,000 records, with a ransom demand issued to the retail chain.
Cybersecurity
Tycoon2FA Adds Device-Code Attack to Bypass Microsoft 365 MFA
Tycoon2FA's latest update adds device-code phishing that hands attackers a valid Microsoft 365 OAuth token without requiring the victim's password or MFA code.
Application Security
18-Year NGINX Flaw CVE-2026-42945 Enables Unauthenticated RCE
Security researcher depthfirst disclosed CVE-2026-42945, an 18-year heap overflow in NGINX's rewrite module enabling unauthenticated RCE. CVSS 9.2 critical.
Application Security
FamousSparrow APT Hit Azerbaijani Energy Firm in Three Waves
Bitdefender researchers documented three consecutive FamousSparrow intrusions against an Azerbaijani oil and gas firm between December 2025 and February 2026.
Cybersecurity
MuddyWater Targeted South Korean Electronics Maker via DLL Sideloading
Iran-linked MuddyWater targeted nine organizations globally in 2026, including a South Korean electronics firm, using legitimate vendor DLLs for sideloading.
CVE Vulnerability Alerts
Linux Kernel Fragnesia CVE-2026-46300 Grants Root via Page Cache
CVE-2026-46300 Fragnesia is a third Linux kernel LPE enabling root access via page cache corruption with no race condition required. Patches available.
Application Security
YellowKey and GreenPlasma: Unpatched Windows Zero-Days Released
Two unpatched Windows zero-days, YellowKey and GreenPlasma, were publicly dropped after researchers expressed dissatisfaction with Microsoft's handling.
Cybersecurity
Foxconn Confirms Nitrogen Ransomware Stole 8TB of Customer IP
Nitrogen ransomware hit Foxconn's North American factories, encrypting systems and stealing 8TB of files containing schematics from Apple, Intel, and Google.
Cybersecurity
OpenLoop Health Breach Exposes 716,000 Patient Records
OpenLoop Health disclosed a January 2026 breach affecting 716,000 patients across two days, with a threat actor claiming the true total exceeds 1.6 million.
Application Security
Swiss Government SharePoint Breach Compromised 200 Accounts
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Cybersecurity
4,407 Rockwell PLCs Exposed Online, 22 in Water Cities
CVE Vulnerability Alerts
Zapscape KVM Flaw Lets Privileged L1 Guest Escape to Host
This Week’s Security Spotlight
Application Security
CoreBreak Flaws Let Attackers Invoke AWS, Google, Vercel Tools
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Burst Statistics CVE-2026-8181 Draws 7,400 Attacks in 24 Hours
Wordfence blocked over 7,400 attacks against CVE-2026-8181 in the Burst Statistics WordPress plugin within 24 hours of disclosure, with 115,000 sites still unpatched.
NGINX CVE-2026-42945 Under Active Exploitation After F5 Patch Drop
VulnCheck confirmed in-the-wild exploitation of NGINX CVE-2026-42945, a critical heap overflow, within days of F5's patch; 5.7 million servers are exposed.
CoinbaseCartel Steals Grafana Source Code via GitHub Token
Grafana Labs confirmed CoinbaseCartel stole its source code via a stolen GitHub token; the group has links to ShinyHunters; no customer data was affected.
MiniPlasma Windows Exploit Grants SYSTEM Access with No Patch
A researcher released a working MiniPlasma PoC granting SYSTEM access on fully patched Windows using an unpatched vulnerability first identified in 2020.
Leaked Shai-Hulud Code Fuels npm Infostealer Wave Targeting Devs
Shai-Hulud malware source code fueled a wave of poisoned npm packages in the @antv ecosystem, including echarts-for-react with 1.1 million weekly downloads.
INTERPOL Operation Ramz: 201 Arrests in 13-Nation MENA Sweep
INTERPOL Operation Ramz arrested 201 suspects and seized 53 servers across 13 MENA countries in a five-month cybercrime crackdown concluding February 2026.
Pwn2Own Berlin 2026 Closes with $1.3M in Zero-Day Prizes
Pwn2Own Berlin 2026 concluded with $1.3 million in prizes, including the first successful exploits of AI agent platforms in the competition's history.
GitHub Actions Supply Chain Attack Hijacks actions-cool Tags
Attackers hijacked two actions-cool GitHub Actions workflows via imposter commits, stealing CI/CD credentials from all pipelines that ran them by version tag.
ShinyHunters Claims 600,000-Record 7-Eleven Salesforce Breach
ShinyHunters claimed and 7-Eleven confirmed a breach of its Salesforce CRM containing over 600,000 records, with a ransom demand issued to the retail chain.
Tycoon2FA Adds Device-Code Attack to Bypass Microsoft 365 MFA
Tycoon2FA's latest update adds device-code phishing that hands attackers a valid Microsoft 365 OAuth token without requiring the victim's password or MFA code.
18-Year NGINX Flaw CVE-2026-42945 Enables Unauthenticated RCE
Security researcher depthfirst disclosed CVE-2026-42945, an 18-year heap overflow in NGINX's rewrite module enabling unauthenticated RCE. CVSS 9.2 critical.
FamousSparrow APT Hit Azerbaijani Energy Firm in Three Waves
Bitdefender researchers documented three consecutive FamousSparrow intrusions against an Azerbaijani oil and gas firm between December 2025 and February 2026.
MuddyWater Targeted South Korean Electronics Maker via DLL Sideloading
Iran-linked MuddyWater targeted nine organizations globally in 2026, including a South Korean electronics firm, using legitimate vendor DLLs for sideloading.
Linux Kernel Fragnesia CVE-2026-46300 Grants Root via Page Cache
CVE-2026-46300 Fragnesia is a third Linux kernel LPE enabling root access via page cache corruption with no race condition required. Patches available.
YellowKey and GreenPlasma: Unpatched Windows Zero-Days Released
Two unpatched Windows zero-days, YellowKey and GreenPlasma, were publicly dropped after researchers expressed dissatisfaction with Microsoft's handling.
Foxconn Confirms Nitrogen Ransomware Stole 8TB of Customer IP
Nitrogen ransomware hit Foxconn's North American factories, encrypting systems and stealing 8TB of files containing schematics from Apple, Intel, and Google.
OpenLoop Health Breach Exposes 716,000 Patient Records
OpenLoop Health disclosed a January 2026 breach affecting 716,000 patients across two days, with a threat actor claiming the true total exceeds 1.6 million.
Alleged Dream Market Admin Speedstepper Arrested in Germany
US prosecutors charged Owe Martin Andresen as alleged Dream Market operator after German police arrested him for laundering over $2M in dark web proceeds.
GemStuffer Campaign Abuses 150+ RubyGems as Data Dead Drops
Socket identified GemStuffer, a campaign abusing 150+ RubyGems packages to scrape UK government council portals and publish collected data as gem archives.
InterLock Claims Park Dental Research in 24-Hour Healthcare Blitz
InterLock ransomware posted four new victims in 24 hours on May 11, including Park Dental Research — a US healthcare target flagged in active FBI ...