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Every CyberSIXT summary, newest first, with a link to its story and to the original report.

Articles per day, last 14 days

Most articles on Wed 21 Oct (96); 10–13 on weekend days.

14 Oct16182096222426Today38 so faravg 60
  • On CISA KEV CVEs
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Articles per day, last 14 days
DayArticlesOn CISA KEV CVEs
Wed 14 Oct8625
Thu 15 Oct7815
Fri 16 Oct6112
Sat 17 Oct101
Sun 18 Oct100
Mon 19 Oct6012
Tue 20 Oct8616
Wed 21 Oct9618
Thu 22 Oct8411
Fri 23 Oct6816
Sat 24 Oct134
Sun 25 Oct132
Mon 26 Oct7620
Tue 27 Oct9518
Today, Wed 28 Oct38 so far7

Developing

Exploited only
71 articles

Fri 6 Jun 202571 articles

  1. PowerSchool hacker pleads guilty, released on personal recognizance bond

    He’s just a frail-looking teenager, but he sent threatening emails to get his victims to pay his extortion demands. Today, 19 year-old Assumption College student Matthew Lane waived indictment and pleaded guilty in a Worcester courtroom to hacking an unnamed…

    DataBreaches
  2. Attackers exploit Fortinet flaws to deploy Qilin ransomware

    Qilin ransomware now exploits Fortinet vulnerabilities to achieve remote code execution on impacted devices. Threat intelligence firm PRODAFT warned that Qilin ransomware (aka Phantom Mantis) group targeted multiple organizations between May and June 2025 by…

    Security Affairs
  3. Cutting-Edge ClickFix Tactics Snowball, Pushing Phishing Forward

    Several widespread ClickFix campaigns are underway, bent on delivering malware to business targets, and they represent a new level of phishing sophistication that defenders need to be prepared for, researchers warn.

    Dark Reading
  4. Russia-linked threat actors targets Ukraine with PathWiper wiper

    A Russia-linked threat actor targeted a critical infrastructure organization in Ukraine with a new destructive malware dubbed PathWiper. Russia-linked threat actor targeted Ukraine’s critical infrastructure with a new wiper named PathWiper. Cisco Talos…

    Security Affairs
  5. F5 Acquires Agentic AI Security Startup Fletch

    Agentic AI technology will be integrated into the recently launched F5 Application Delivery and Security Platform.

    Dark Reading
  6. Microsoft shares script to restore inetpub folder you shouldn’t delete

    Microsoft has released a PowerShell script to help restore an empty 'inetpub' folder created by the April 2025 Windows security updates if deleted. As Microsoft previously warned, this folder helps mitigate a high-severity Windows Process Activation…

    BleepingComputer
  7. BADBOX 2.0 Targets Home Networks in Botnet Campaign, FBI Warns

    Though the operation was partially disrupted earlier this year, the botnet remains active and continues to target connected Android devices.

    Dark Reading
  8. Tax resolution firm Optima Tax Relief hit by ransomware, data leaked

    U.S. tax resolution firm Optima Tax Relief suffered a Chaos ransomware attack, with the threat actors now leaking data stolen from the company. [...]

    BleepingComputer
  9. How to update Chrome on every operating system

    We often write about important updates for the most popular browser, Google Chrome. Since it would be out of scope to post elaborate update instructions for every possible platform and operating system (OS)—like iOS, macOS, Windows, Android, etc.—we decided…

    Malwarebytes
  10. New Rust-Developed InfoStealer Drains Sensitive Data from Chromium-Based Browsers

    A newly identified information-stealing malware, crafted in the Rust programming language, has emerged as a significant threat to users of Chromium-based browsers such as Google Chrome, Microsoft Edge, and others. Dubbed “RustStealer” by cybersecurity…

    gbhackers.com
  11. Hackers Leverage New ClickFix Tactic to Exploit Human Error with Deceptive Prompts

    A sophisticated social engineering technique known as ClickFix baiting has gained traction among cybercriminals, ranging from individual hackers to state-sponsored Advanced Persistent Threat (APT) groups like Russia-linked APT28 and Iran-affiliated…

    gbhackers.com
  12. New Atomic macOS Stealer Campaign Exploits ClickFix to Target Apple Users

    Cybersecurity researchers are alerting to a new malware campaign that employs the ClickFix social engineering tactic to trick users into downloading an information stealer malware known as Atomic macOS Stealer (AMOS) on Apple macOS systems. The campaign,…

    The Hacker News
  13. Hundreds of Malicious GitHub Repos Targeting Novice Cybercriminals Traced to Single User

    Sophos X-Ops researchers have identified over 140 GitHub repositories laced with malicious backdoors, orchestrated by a single threat actor associated with the email address ischhfd83[at]rambler[.]ru. Initially sparked by a customer inquiry into the Sakura…

    gbhackers.com
  14. OpenAI forced to preserve ChatGPT chats

    OpenAI has protested a court order that forces it to retain its users’ conversations. The creator of the ChatGPT AI model objected to the order, which is part of a copyright infringement case against it by The New York Times and other publishers. The news…

    Malwarebytes
  15. ClickFix Attack Uses Fake Cloudflare Verification to Silently Deploy Malware

    A newly identified social engineering attack dubbed “ClickFix” has emerged as a significant threat, leveraging meticulously crafted fake Cloudflare verification pages to trick users into executing malicious code on their devices. This phishing tactic,…

    gbhackers.com
  16. Kettering Health confirms Interlock ransomware behind cyberattack

    Healthcare giant Kettering Health, which manages 14 medical centers in Ohio, confirmed that the Interlock ransomware group breached its network and stole data in a May cyberattack. [...]

    BleepingComputer
  17. DragonForce Ransomware Reportedly Compromised Over 120 Victims in the Past Year

    DragonForce, a ransomware group first identified in fall 2023, has claimed over 120 victims in the past year, marking its rapid ascent as a formidable player in the ransomware ecosystem. Initially operating under a Ransomware-as-a-Service (RaaS) model,…

    gbhackers.com
  18. Beware: Fake AI Business Tools Spreading Hidden Ransomware

    As small businesses increasingly adopt artificial intelligence (AI) tools to streamline operations, cybercriminals are seizing the opportunity to deploy ransomware through deceptive campaigns. According to a recent report by Cisco Talos, attackers are…

    gbhackers.com
  19. New PathWiper data wiper malware hits critical infrastructure in Ukraine

    A new data wiper malware named 'PathWiper' is being used in targeted attacks against critical infrastructure in Ukraine, aimed at disrupting operations in the country. [...]

    BleepingComputer
  20. In Other News: FBI Warns of BadBox 2, NSO Disputes WhatsApp Fine, 1,000 Leave CISA

    Noteworthy stories that might have slipped under the radar: FBI issues an alert on BadBox 2 botnet, NSO disputing the $168 million WhatsApp fine, 1,000 people left CISA since Trump took office.

    SecurityWeek
  21. Scattered Spider Hackers Target Tech Company Help-Desk Administrators

    A newly identified wave of cyberattacks by the notorious Scattered Spider hacking group has zeroed in on help-desk administrators at major technology companies, leveraging advanced social engineering techniques to breach corporate defenses. Known for their…

    gbhackers.com
  22. Synthetic Data Is Here to Stay, but How Secure Is It?

    Synthetic data offers organizations a way to develop AI while maintaining privacy compliance but requires careful management to prevent re-identification risks and ensure model accuracy.

    Dark Reading
  23. Booking.com reservation abused as cybercriminals steal from travelers

    Robert Woodford, a recruitment marketing specialist, recently shared on LinkedIn how he fell victim to a highly sophisticated scam while booking a hotel in Verona through Booking.com, providing a striking example of how attacks on the hospitality industry…

    Malwarebytes
  24. New Mirai Variant Exploits TBK DVR Flaw for Remote Code Execution

    The latest wave of Mirai botnet activity has resurfaced with a refined attack chain exploiting CVE-2024-3721, a critical command injection vulnerability in TBK DVR-4104 and DVR-4216 devices. This campaign leverages unpatched firmware to deploy a modified…

    gbhackers.com
  25. Microsoft Unveils European Security Effort to Disrupt Cybercrime Networks

    A critical heap-based buffer overflow vulnerability, tracked as CVE-2025-24993, has been discovered in the Windows New Technology File System (NTFS), posing a significant threat to millions of Windows users globally. The flaw, patched during Microsoft’s…

    gbhackers.com
  26. ViperSoftX Malware Used by Threat Actors to Steal Sensitive Information

    The AhnLab Security Intelligence Center (ASEC) has recently issued a detailed report confirming the persistent distribution of ViperSoftX malware by threat actors, with notable impact on users in South Korea and beyond. First identified by Fortinet in 2020,…

    gbhackers.com
  27. Critical Fortinet flaws now exploited in Qilin ransomware attacks

    The Qilin ransomware operation has recently joined attacks exploiting two Fortinet vulnerabilities that allow bypassing authentication on vulnerable devices and executing malicious code remotely. [...]

    BleepingComputer
  28. Empower Users and Protect Against GenAI Data Loss

    When generative AI tools became widely available in late 2022, it wasn’t just technologists who paid attention. Employees across all industries immediately recognized the potential of generative AI to boost productivity, streamline communication and…

    The Hacker News
  29. Microsoft Helps CBI Dismantle Indian Call Centers Behind Japanese Tech Support Scam

    India's Central Bureau of Investigation (CBI) has revealed that it has arrested four individuals and dismantled two illegal call centers that were found to be engaging in a sophisticated transnational tech support scam targeting Japanese citizens. The law…

    The Hacker News
  30. U.S. Offers $10M Bounty for Information on RedLine Malware Creator

    The US State Department has announced a reward of up to $10 million for information leading to the identification or location of Maxim Alexandrovich Rudometov, the alleged developer and administrator of the notorious RedLine infostealer malware. This action,…

    gbhackers.com
  31. MSFT-CrowdStrike 'Rosetta Stone' for Naming APTs: Meh?

    Microsoft and CrowdStrike announced an effort to deconflict the overlapping names of threat groups and reduce confusion for companies, but we've been here before.

    Dark Reading
  32. Cybersecurity M&A Roundup: 42 Deals Announced in May 2025

    The number of cybersecurity-related merger and acquisition (M&A) announcements surged in May 2025.

    SecurityWeek
  33. ANY.RUN Empowers Government Agencies with Real-Time Threat Detection

    Government agencies worldwide are facing an unprecedented wave of cyberattacks, with adversaries employing advanced tactics to breach critical infrastructure and steal sensitive data. Recent case studies analyzed using the ANY.RUN malware analysis platform…

    gbhackers.com
  34. Critical RCE Vulnerability in AWS Amplify Studio – PoC Now Public

    In May 2025, AWS disclosed a critical remote code execution (RCE) vulnerability, CVE-2025-4318, in the @aws-amplify/codegen-ui package—a core dependency for AWS Amplify Studio’s UI code generation pipeline. The flaw, rated 9.5 on the CVSS scale, stemmed from…

    gbhackers.com
  35. U.S. Offers $10M bounty for info on RedLine malware creator and state hackers

    The U.S. offers up to $10M for info on state hackers linked to RedLine malware and its creator, Maxim Rudometov, tied to attacks on U.S. infrastructure. The U.S. Department of State offers a reward of up to $10 million for information nation-state actors…

    Security Affairs
  36. MIND Raises $30 Million for Data Loss Prevention Platform

    Data security firm MIND has raised $30 million in Series A funding to expand its R&D and go-to-market teams.

    SecurityWeek
  37. Inside the Mind of the Adversary: Why More Security Leaders Are Selecting AEV

    Cybersecurity involves both playing the good guy and the bad guy. Diving deep into advanced technologies and yet also going rogue in the Dark Web. Defining technical policies and also profiling attacker behavior. Security teams cannot be focused on just…

    The Hacker News
  38. Destructive ‘PathWiper’ Targeting Ukraine’s Critical Infrastructure

    A Russia-linked threat actor has used the destructive malware dubbed PathWiper against a critical infrastructure organization in Ukraine.

    SecurityWeek
  39. Rewards for Justice offers $10M reward for info on RedLine developer or RedLine’s use by foreign governments

    The government’s Rewards for Justice program has announced a $10 million reward for information on Maxim Alexandrovich Rudometov (Максим Александрович Рудомётов), born in 1999 in the Luhansk region of Ukraine. Rudometov allegedly developed and has sold the…

    DataBreaches
  40. Blitz Malware: A Tale of Game Cheats and Code Repositories

    Blitz malware, active since 2024 and updated in 2025, was spread via game cheats. We discuss its infection vector and abuse of Hugging Face for C2.

    Unit 42
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