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Latest news and stories from BleepingComputer.com From a bleeping computer to a working computer.
Ukraine identifies infostealer operator tied to 28,000 stolen accounts
The Ukrainian cyberpolice, working in conjunction with U.S. law enforcement, has identified an 18-year-old man from Odesa suspected of running an infostealer malware operation targeting users of an online store in California. [...]
https://www.bleepingcomputer.com/news/security/ukraine-identifies-infostealer-operator-tied-to-28-000-stolen-accounts/
Grafana breach caused by missed token rotation after TanStack attack
The Grafana data breach was caused by a single GitHub workflow token that slipped through the rotation process following the TanStack npm supply-chain attack last week. [...]
https://www.bleepingcomputer.com/news/security/grafana-breach-caused-by-missed-token-rotation-after-tanstack-attack/
Drupal critical update to fix bug with high exploitation risk
Drupal has announced a "core security release" scheduled for later today, warning that threat actors might develop exploits within hours of the update disclosure. [...]
https://www.bleepingcomputer.com/news/security/drupal-critical-update-to-fix-bug-with-high-exploitation-risk/
GitHub confirms breach of 3,800 repos via malicious VSCode extension
GitHub has confirmed that roughly 3,800 internal repositories were breached after one of its employees installed a malicious VS Code extension. [...]
https://www.bleepingcomputer.com/news/security/github-confirms-breach-of-3-800-repos-via-malicious-vscode-extension/
GitHub investigates internal repositories breach claimed by TeamPCP
GitHub is investigating a breach of its internal repositories after the TeamPCP hacker group claimed to have accessed approximately 4,000 repositories containing private code. [...]
https://www.bleepingcomputer.com/news/security/github-investigates-internal-repositories-breach-claimed-by-teampcp/
Cybercrime service disrupted for abusing Microsoft platform to sign malware
Microsoft says it has disrupted a malware-signing-as-a-service (MSaaS) operation that abused the company's Artifact Signing service to generate fraudulent code-signing certificates used by ransomware gangs and other cybercriminals. [...]
https://www.bleepingcomputer.com/news/security/cybercrime-service-disrupted-for-abusing-microsoft-platform-to-sign-malware/
FBI: Americans lost over $388 million to scams using crypto ATMs in 2025
The FBI says Americans have lost over $388 million last year to scams using cryptocurrency kiosks, also known as crypto ATMs or Bitcoin ATMs. [...]
https://www.bleepingcomputer.com/news/security/fbi-americans-lost-over-388-million-to-scams-using-crypto-atms-in-2025/
Microsoft plans to improve Windows 11 driver quality in 2026
Microsoft plans to raise the quality bar of Windows 11 drivers, as drivers "sit at the heart of every Windows experience" and connect the OS to the "silicon, components, and peripherals." [...]
https://www.bleepingcomputer.com/news/microsoft/microsoft-plans-to-improve-windows-11-driver-quality-in-2026/
New Shai-Hulud malware wave compromises 600 npm packages
Threat actors earlier today published more than 600 malicious packages to the Node Package Manager (npm) index as part of a new Shai-Hulud supply-chain campaign. [...]
https://www.bleepingcomputer.com/news/security/new-shai-hulud-malware-wave-compromises-600-npm-packages/
Critical Microsoft Vulnerabilities Doubled: From Exposure to Escalation
Microsoft's total vulnerability count stayed steady in 2025, but critical flaws surged year over year. BeyondTrust breaks down why attackers are increasingly focused on privilege escalation and identity abuse. [...]
https://www.bleepingcomputer.com/news/security/critical-microsoft-vulnerabilities-doubled-from-exposure-to-escalation/
Microsoft confirms patching issues in restricted Windows networks
Microsoft says customers in restricted network environments may encounter Windows Update failures after installing the January 2026 optional non-security preview updates. [...]
https://www.bleepingcomputer.com/news/microsoft/microsoft-confirms-patching-issues-in-restricted-windows-networks/
SHub macOS infostealer variant spoofs Apple security updates
A new variant of the 'SHub' macOS infostealer uses AppleScript to show a fake security update message and installs a backdoor. [...]
https://www.bleepingcomputer.com/news/security/shub-macos-infostealer-variant-spoofs-apple-security-updates/
Leaked Shai-Hulud malware fuels new npm infostealer campaign
The Shai-Hulud malware leaked last week is now used in new attacks on the Node Package Manager (npm) index, as infected packages emerged over the weekend. [...]
https://www.bleepingcomputer.com/news/security/leaked-shai-hulud-malware-fuels-new-npm-infostealer-campaign/
Microsoft testing adjustable taskbar, Start menu in Windows 11
Microsoft has finally brought back the resizable taskbar and Start menu to Windows 11 in the latest preview version rolling out to Insiders in the Experimental channel. [...]
https://www.bleepingcomputer.com/news/microsoft/windows-11-finally-gets-a-resizable-taskbar-and-start-menu/
Exploit available for new DirtyDecrypt Linux root escalation flaw
A recently patched local privilege escalation vulnerability in the Linux kernel's rxgk module now has a proof-of-concept exploit that allows attackers to gain root access on some Linux systems. [...]
https://www.bleepingcomputer.com/news/security/exploit-available-for-new-dirtydecrypt-linux-root-escalation-flaw/
Hackers bypass SonicWall VPN MFA due to incomplete patching
Threat actors brute-forced VPN credentials and bypassed multi-factor authentication (MFA) on SonicWall Gen6 SSL-VPN appliances to deploy tools used in ransomware attacks. [...]
https://www.bleepingcomputer.com/news/security/hackers-bypass-sonicwall-vpn-mfa-due-to-incomplete-patching/
Identity Alone Isn't Enough: Why Device Security Has to Share the Load
Identity checks alone can't stop attackers using stolen session tokens and compromised devices. Specops Software outlines why Zero Trust strategies increasingly depend on continuous device verification. [...]
https://www.bleepingcomputer.com/news/security/identity-alone-isnt-enough-why-device-security-has-to-share-the-load/
Exploit released for new PinTheft Arch Linux root escalation flaw
PinTheft, a recently patched Linux privilege escalation vulnerability, now has a publicly available proof-of-concept (PoC) exploit that allows local attackers to gain root privileges on Arch Linux systems. [...]
https://www.bleepingcomputer.com/news/linux/exploit-released-for-new-pintheft-arch-linux-root-escalation-flaw/
Microsoft shares mitigation for YellowKey Windows zero-day
Microsoft has shared mitigations for YellowKey, a recently disclosed Windows BitLocker zero-day vulnerability that grants access to protected drives. [...]
https://www.bleepingcomputer.com/news/microsoft/microsoft-shares-mitigation-for-yellowkey-windows-zero-day/
Max-severity flaw in ChromaDB for AI apps allows server hijacking
A max-severity vulnerability in the latest Python FastAPI version of the ChromaDB project allows unauthenticated attackers to run arbitrary code on exposed servers. [...]
https://www.bleepingcomputer.com/news/security/max-severity-flaw-in-chromadb-for-ai-apps-allows-server-hijacking/
Discord rolls out end-to-end encryption on voice, video calls
Discord announced that all voice and video calls through the communication platform are now protected by default with end-to-end encryption (E2EE). [...]
https://www.bleepingcomputer.com/news/security/discord-rolls-out-end-to-end-encryption-on-voice-video-calls/
Microsoft Self-Service Password Reset abused in Azure data theft attacks
A threat actor targeting Microsoft 365 and Azure production environments is stealing data in attacks that abuse legitimate applications and administration features. [...]
https://www.bleepingcomputer.com/news/security/microsoft-self-service-password-reset-abused-in-azure-data-theft-attacks/
Microsoft blames undismissible Teams location prompts on macOS update
Microsoft has confirmed user reports that the Teams team collaboration app is displaying non-dismissible location prompts on some macOS systems. [...]
https://www.bleepingcomputer.com/news/microsoft/microsoft-blames-undismissible-teams-location-prompts-on-macos-update/
7-Eleven confirms data breach claimed by the ShinyHunters gang
Convenience store chain giant 7-Eleven confirmed that its systems were breached in a cyberattack claimed by the ShinyHunters extortion group last month. [...]
https://www.bleepingcomputer.com/news/security/7-eleven-confirms-data-breach-claimed-by-the-shinyhunters-gang/
Webinar: The hidden bottlenecks in network incident response
IT teams are increasingly overwhelmed by alerts from disconnected systems, forcing responders to manually coordinate investigations during network incidents. This webinar explores how automation and AI-assisted workflows can help reduce response delays and improve operational coordination. [...]
https://www.bleepingcomputer.com/news/security/webinar-the-hidden-bottlenecks-in-network-incident-response/
INTERPOL ‘Operation Ramz’ seizes 53 malware, phishing servers
More than 200 individuals were arrested for cybercrime activities during INTERPOL's Operation Ramz, which focused on the Middle East and North Africa. [...]
https://www.bleepingcomputer.com/news/security/interpol-operation-ramz-seizes-53-malware-phishing-servers/
5 Steps to Managing Shadow AI Tools Without Slowing Down Employees
Many employees already use shadow AI tools at work without security review. Adaptive Security breaks down how teams can build practical AI governance without adding friction for employees. [...]
https://www.bleepingcomputer.com/news/security/5-steps-to-managing-shadow-ai-tools-without-slowing-down-employees/
Grafana says stolen GitHub token let hackers steal codebase
Grafana Labs disclosed that hackers have downloaded its source code after breaching its GitHub environment using a stolen access token. [...]
https://www.bleepingcomputer.com/news/security/grafana-says-stolen-github-token-let-hackers-steal-codebase/
Microsoft confirms Windows 11 security update install issues
Microsoft has confirmed that the May 2026 Windows 11 security update (KB5089549) fails to install on some systems and triggers 0x800f0922 errors. [...]
https://www.bleepingcomputer.com/news/microsoft/microsoft-confirms-kb5089549-windows-11-security-update-install-issues/
Hackers earn $1,298,250 for 47 zero-days at Pwn2Own Berlin 2026
The Pwn2Own Berlin 2026 hacking contest has concluded, with security researchers collecting $1,298,250 in rewards after exploiting 47 zero-day flaws. [...]
https://www.bleepingcomputer.com/news/security/hackers-earn-1-298-250-for-47-zero-days-at-pwn2own-berlin-2026/