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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.

13 Oct15171921962325Today15 so faravg 59
  • On CISA KEV CVEs
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Articles per day, last 14 days
DayArticlesOn CISA KEV CVEs
Tue 13 Oct8511
Wed 14 Oct8625
Thu 15 Oct7815
Fri 16 Oct6112
Sat 17 Oct101
Sun 18 Oct100
Mon 19 Oct6012
Tue 20 Oct8616
Wed 21 Oct960
Thu 22 Oct843
Fri 23 Oct688
Sat 24 Oct133
Sun 25 Oct130
Mon 26 Oct755
Today, Tue 27 Oct15 so far2

Developing

Exploited only
78 articles

Mon 7 Jul 202578 articles

  1. Public exploits released for CitrixBleed 2 NetScaler flaw, patch now

    Researchers have released proof-of-concept (PoC) exploits for a critical Citrix NetScaler vulnerability, tracked as CVE-2025-5777 and dubbed CitrixBleed2, warning that the flaw is easily exploitable and can successfully steal user session tokens. [...]

    BleepingComputer
  2. Bert Blitzes Linux & Windows Systems

    The new ransomware strain's aggressive multithreading and cross-platform capabilities make it a potent threat to enterprise environments.

    Dark Reading
  3. DPRK macOS 'NimDoor' Malware Targets Web3, Crypto Platforms

    Researchers observed North Korean threat actors targeting cryptocurrency and Web3 platforms on Telegram using malicious Zoom meeting requests.

    Dark Reading
  4. Ransomware Attack Triggers Widespread Outage at Ingram Micro

    The outage began shortly before the July 4 holiday weekend and caused disruptions for customer ordering and other services provided by the IT distributor.

    Dark Reading
  5. Employee gets $920 for credentials used in $140 million bank heist

    Hackers stole nearly $140 million from six banks in Brazil by using an employee's credentials from C&M, a company that offers financial connectivity solutions. [...]

    BleepingComputer
  6. Malware Attacks on Android Devices Surge in Q2, Driven by Banking Trojans and Spyware

    Dr.Web Security Space for mobile devices reported that malware activity on Android devices increased significantly in the second quarter of 2025. Adware trojans, particularly from the Android.HiddenAds family, remained the most prevalent threat, despite an…

    gbhackers.com
  7. Grafana Patches Chromium Bugs, Including Zero-Day Exploited in the Wild

    CVE-2025-6554 and three other Chromium vulnerabilities could allow attackers to execute code and corrupt memory remotely.

    SecurityWeek
  8. New Slopsquatting Attack Exploits Coding Agent Workflows to Deliver Malware

    “Slopsquatting” is a new supply-chain danger that has surfaced in the quickly changing field of AI-driven software development, presenting serious hazards to developers who depend on sophisticated coding agents. Unlike traditional typosquatting, which…

    gbhackers.com
  9. Atomic macOS infostealer adds backdoor for persistent attacks

    Malware analyst discovered a new version of the Atomic macOS info-stealer (also known as 'AMOS') that comes with a backdoor, to attackers persistent access to compromised systems. [...]

    BleepingComputer
  10. New Batavia spyware targets Russian industrial enterprises

    Since March 2025, fake contract emails have been spreading Batavia spyware in targeted attacks on Russian organizations. Since March 2025, a targeted phishing campaign against Russian organizations has used fake contract-themed emails to spread the Batavia…

    Security Affairs
  11. 'Hunters International' RaaS Group Closes Its Doors

    The announcement comes just months after security researchers observed that the group was making the transition to rebrand to World Leaks, a data theft outfit.

    Dark Reading
  12. Abusing Trust: Threat Actors Leverage Signed Drivers for Stealthy Windows Kernel Exploits

    Cybercriminals continue to use kernel-level malware as a preferred weapon against Windows systems amid a terrifying increase in cyberthreats. Operating at ring 0 the highest privilege level in the operating system such malware grants attackers unparalleled…

    gbhackers.com
  13. Parrot Security OS 6.4 Released – What’s New!

    The Parrot Security team has released Parrot Security OS 6.4, a robust update featuring community-driven enhancements and contributions. As the probable final chapter of the 6.x series, this release refines the security-focused OS and sets the stage for the…

    gbhackers.com
  14. SEO Poisoning Campaign Targets 8,500+ SMB Users with Malware Disguised as AI Tools

    Cybersecurity researchers have disclosed a malicious campaign that leverages search engine optimization (SEO) poisoning techniques to deliver a known malware loader called Oyster (aka Broomstick or CleanUpLoader). The malvertising activity, per Arctic Wolf,…

    The Hacker News
  15. BladedFeline Exploits Whisper and PrimeCache to Breach IIS and Microsoft Exchange Servers

    ESET researchers have uncovered a series of malicious tools deployed by BladedFeline, an Iran-aligned advanced persistent threat (APT) group, targeting Kurdish and Iraqi government officials. Active since at least 2017, BladedFeline has been linked with…

    gbhackers.com
  16. Qantas is being extorted in recent data-theft cyberattack

    Qantas has confirmed that it is now being extorted by threat actors following a cyberattack that potentially exposed the data for 6 million customers. [...]

    BleepingComputer
  17. 'Batavia' Windows spyware campaign targets dozens of Russian orgs

    A previously undocumented spyware called 'Batavia' has been targeting large industrial enterprises in Russia in a phishing email campaign that uses contract-related lures. [...]

    BleepingComputer
  18. Batavia Spyware Targets Employees via Weaponized Word Documents Delivering Malware Payloads

    Batavia, an unidentified spyware, has been using a sophisticated phishing operation to target Russian industrial organizations since July 2024. Kaspersky researchers have identified a sharp rise in detections since early March 2025, with over 100 users…

    gbhackers.com
  19. NSB Warns of Cybersecurity Risks Linked to Popular Chinese Apps Like Rednote, Weibo, TikTok, WeChat, and Baidu Cloud

    Taiwan’s National Security Bureau (NSB) has issued a stark warning about cybersecurity risks associated with several widely used China-developed mobile applications, including Rednote, Weibo, TikTok, WeChat, and Baidu Cloud. Following an in-depth…

    gbhackers.com
  20. Learn how to build an AI-powered, unified SOC in new Microsoft e-book

    The sheer volume of cyberattacks continues to increase at a breathtaking scale worldwide, with customers facing more than 600 million cybercriminal and nation-state attacks every day.1 To stem the growing tide of malicious cyber activity takes a commitment…

    Microsoft
  21. Over 1,000 Fake Domains Imitating Amazon Prime Day Created to Target Online Shoppers

    Online customers around the world are getting ready for huge discounts and unique offers as July 8, the much-anticipated Amazon Prime Day 2025, draws near. However, this global shopping event has also become a prime target for cybercriminals, with over 1,000…

    gbhackers.com
  22. AiLock Ransomware Emerges with Hybrid Encryption Tactics: ChaCha20 Meets NTRUEncrypt

    The AiLock ransomware organization, which Zscaler first discovered in March 2025, has become a powerful force in the ransomware-as-a-service (RaaS) market, which is a frightening trend for cybersecurity professionals. This malicious entity operates with a…

    gbhackers.com
  23. VenusTech and Salt Typhoon Breach Sheds Light on China’s Covert Cyber Mercenary Networks

    The dark web forum DarkForums, which has been a site for data breaches and leaks since BreachForums was shut down in mid-April, was the scene of two major leaks in late May involving Chinese cybersecurity organizations: VenusTech, a well-known IT security…

    gbhackers.com
  24. Hackers abuse leaked Shellter red team tool to deploy infostealers

    Shellter Project, the vendor of a commercial AV/EDR evasion loader for penetration testing, confirmed that hackers used its Shellter Elite product in attacks after a customer leaked a copy of the software. [...]

    BleepingComputer
  25. Eight Malicious Firefox Extensions Expose Users to Credential Theft and Surveillance

    The Socket Threat Research Team recently discovered a troubling network of malicious Firefox browser extensions that pose serious threats to user security and privacy. Initially focusing on a single extension, “Shell Shockers,” which redirected users to tech…

    gbhackers.com
  26. Chrome Store Features Extension Poisoned With Sophisticated Spyware

    A color picker for Google's browser with more than 100,000 downloads hijacks sessions every time a user navigates to a new webpage and also redirects them to malicious sites.

    Dark Reading
  27. Hunters International Shuts Down, Offers Free Decryptors as It Morphs Into World Leaks

    The notorious Hive successor ceases ransomware operations but pivots to pure data extortion under the new World Leaks brand.

    SecurityWeek
  28. Isolated Recovery Environments: A Critical Layer in Modern Cyber Resilience

    Written by: Jaysn Rye Executive Summary As adversaries grow faster, stealthier, and more destructive, traditional recovery strategies are increasingly insufficient. Mandiant's M-Trends 2025 report reinforces this shift, highlighting that ransomware operators…

    Google Cloud
  29. NightEagle APT Unleashes Custom Malware and Zero-Days to Infiltrate Industrial Systems

    The advanced attack campaigns of a top Advanced Persistent Threat (APT) group known as “NightEagle,” internally coded as APT-Q-95, were revealed by top cybersecurity company Qian Pangu in a ground-breaking revelation at the 2025 Malaysia National Cyber…

    gbhackers.com
  30. Inside the ZIP Trap: How APT36 Targets BOSS Linux to Exfiltrate Critical Data

    CYFIRMA has uncovered a highly sophisticated cyber-espionage campaign orchestrated by APT36, also known as Transparent Tribe, a Pakistan-based threat actor with a notorious history of targeting Indian defense and government sectors. This latest operation…

    gbhackers.com
  31. Ingram Micro Confirms Ransomware Incident Impacting Internal Infrastructure

    Ingram Micro Holding Corporation (NYSE: INGM), a global leader in technology distribution and supply chain solutions, has confirmed that it recently experienced a ransomware attack targeting certain internal systems. The company issued a statement today…

    gbhackers.com
  32. Ingram Micro Scrambling to Restore Systems After Ransomware Attack

    The IT products and services giant did not say how the intrusion occurred or whether any data was stolen from its systems.

    SecurityWeek
  33. Free certificates for IP addresses: security problem or solution?

    Let’s Encrypt has announced its issued its first certificate for an IP address. Why that’s significant deserves a little explanation. You may have run into Let’s Encrypt certificates many times without realizing it. When you see a padlock icon in your…

    Malwarebytes
  34. Taiwan flags security risks in popular Chinese apps after official probe

    Taiwan warns Chinese apps like TikTok and WeChat pose security risks due to excessive data collection and data transfers to China. Taiwan National Security Bureau (NSB) warns that Chinese apps like TikTok, WeChat, Weibo, and Baidu Cloud pose security risks…

    Security Affairs
  35. Threat Actors Turn Job Offers into Scams, Causing Over $264 Million in Losses in 2024

    In an era marked by a persistent cost-of-living crisis and economic uncertainty, many individuals are seeking side hustles or better-paying jobs to make ends meet. However, threat actors are exploiting this desperation with sophisticated employment scams,…

    gbhackers.com
  36. New Phishing Attack Impersonates DWP to Steal Credit Card Information from Users

    A sophisticated phishing campaign targeting UK residents has been active since late May 2025, with a significant surge in activity during the second half of June. This malicious operation impersonates the Department for Work and Pensions (DWP), a key UK…

    gbhackers.com
  37. Five youths arrested on suspicion of phishing

    Dutch police report: Last week, the police arrested five young people on suspicion of phishing. On Tuesday 1 July, four minors aged 14 and 17 from Lelystad were arrested, and on Wednesday 2 July, a 21-year-old suspect from Lelystad was arrested. The police…

    DataBreaches
  38. ⚡ Weekly Recap: Chrome 0-Day, Ivanti Exploits, MacOS Stealers, Crypto Heists and More

    Everything feels secure—until one small thing slips through. Even strong systems can break if a simple check is missed or a trusted tool is misused. Most threats don’t start with alarms—they sneak in through the little things we overlook. A tiny bug, a…

    The Hacker News
  39. XWorm RAT Deploys New Stagers and Loaders to Bypass Defenses

    The XWorm Remote Access Trojan (RAT), a longstanding favorite among cybercriminals, has recently showcased a significant evolution in its attack methodology, employing an array of sophisticated stagers and loaders to evade detection and infiltrate systems.…

    gbhackers.com
  40. Gamers hacked playing Call of Duty: WWII—PC version temporarily taken offline

    On Saturday, the Call of Duty team announced that the PC version of Call of Duty: WWII has been taken offline following “reports of an issue.” That issue seems to be a serious security problem, after reports surfaced about a remote code execution (RCE)…

    Malwarebytes
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