News
Every CyberSIXT summary, newest first, with a link to its story and to the original report.
Most articles on Wed 21 Oct (96); 10–13 on weekend days.
- On CISA KEV CVEs
- Other coverage
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| Day | Articles published |
|---|---|
| Mon 12 Oct | 56 |
| Tue 13 Oct | 85 |
| Wed 14 Oct | 86 |
| Thu 15 Oct | 78 |
| Fri 16 Oct | 61 |
| Sat 17 Oct | 10 |
| Sun 18 Oct | 10 |
| Mon 19 Oct | 60 |
| Tue 20 Oct | 86 |
| Wed 21 Oct | 96 |
| Thu 22 Oct | 84 |
| Fri 23 Oct | 68 |
| Sat 24 Oct | 13 |
| Sun 25 Oct | 13 |
| Today, Mon 26 Oct | 16 so far |
Sat 2 Aug 2025· 22 articles
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New Linux backdoor Plague bypasses auth via malicious PAM module
A stealthy Linux backdoor named Plague, hidden as a malicious PAM module, allows attackers to bypass auth and maintain persistent SSH access. Nextron Systems researchers discovered a new stealthy Linux backdoor called Plague, hidden as a malicious PAM…
Security AffairsOriginal report -
China Presses Nvidia Over Alleged Backdoors in H20 Chips Amid Tech Tensions
China questioned Nvidia over suspected backdoors in its H20 chips, adding to rising tensions in the tech fight between the U.S. and Beijing. China’s internet watchdog has summoned Nvidia over concerns that its H20 AI chips may contain hidden backdoors.…
Security AffairsOriginal report -
CL-STA-0969 Installs Covert Malware in Telecom Networks During 10-Month Espionage Campaign
Telecommunications organizations in Southeast Asia have been targeted by a state-sponsored threat actor known as CL-STA-0969 to facilitate remote control over compromised networks. Palo Alto Networks Unit 42 said it observed multiple incidents in the region,…
The Hacker NewsOriginal report -
Aftermath: More than 99% of providers opted to have Change Healthcare notify patients of its massive data breach
The Change Healthcare data breach affecting more than 190 million patients, stands as the largest single breach ever affecting patients. Threat actors known as BlackCat (aka AlphV) had reportedly used a set of stolen credentials to remotely access the…
DataBreachesOriginal report -
Qilin Ransomware Affiliate Panel Login Credentials Exposed Online
Kaaviya reports: A significant security breach within the Qilin ransomware operation has provided unprecedented insight into the group’s affiliate network structure and operational methods. On July 31, 2025, internal conflicts between the ransomware group…
DataBreachesOriginal report -
HCA Healthcare settled two lawsuits this week; one was over its 2023 data breach
Steve Alder reports: HCA Healthcare Inc. has agreed to settle class action litigation stemming from a July 2023 data breach that was reported to the HHS’ Office for Civil Rights as affecting 11,270,000 patients. The affected individuals had received…
DataBreachesOriginal report -
Attackers exploit link-wrapping services to steal Microsoft 365 logins
A threat actor has been abusing link wrapping services from reputed technology companies to mask malicious links leading to Microsoft 365 phishing pages that collect login credentials. [...]
BleepingComputerOriginal report -
New ‘Plague’ PAM Backdoor Exposes Critical Linux Systems to Silent Credential Theft
Cybersecurity researchers have flagged a previously undocumented Linux backdoor dubbed Plague that has managed to evade detection for a year. "The implant is built as a malicious PAM (Pluggable Authentication Module), enabling attackers to silently bypass…
The Hacker NewsOriginal report -
Highlands Oncology Group notifies 113,575 people after ransomware attack by Medusa
On August 1, Highlands Oncology Group in Arkansas notified the Maine Attorney General’s Office of a ransomware attack it discovered on June 2, when certain files and systems were inaccessible. Investigation into the incident revealed that there had been…
DataBreachesOriginal report -
Qilin Ransomware Affiliate Panel Login Credentials Exposed Online
A significant security breach within the Qilin ransomware operation has provided unprecedented insight into the group’s affiliate network structure and operational methods. On July 31, 2025, internal conflicts between the ransomware group and one of its…
gbhackers.comOriginal report -
OpenAI prepares new open weight models along with GPT-5
OpenAI isn't just working on GPT-5. It looks like OpenAI is also preparing to release new open-source weights, living up to its name, OpenAI.' [...]
BleepingComputerOriginal report -
New Undetectable Plague Malware Targeting Linux Servers for Persistent SSH Access
Security researchers have discovered a sophisticated Linux backdoor dubbed “Plague” that has remained undetected by all major antivirus engines despite multiple samples being uploaded to VirusTotal over the past year. The malicious software operates as a…
gbhackers.comOriginal report -
Anthropic says OpenAI engineers using Claude Code ahead of GPT-5 launch
Anthropic says it has revoked OpenAI's access to the Claude API after ChatGPT's engineers were found using Claude's coding tools. [...]
BleepingComputerOriginal report -
Akira Ransomware Exploits 0-Day Vulnerability in SonicWall Firewall Devices
Cybersecurity firm Arctic Wolf has identified a significant increase in ransomware attacks targeting SonicWall firewall devices in late July 2025, with evidence pointing to the exploitation of a previously unknown zero-day vulnerability. The company’s…
gbhackers.comOriginal report -
Akira Ransomware Exploits SonicWall VPNs in Likely Zero-Day Attack on Fully-Patched Devices
SonicWall SSL VPN devices have become the target of Akira ransomware attacks as part of a newfound surge in activity observed in late July 2025. "In the intrusions reviewed, multiple pre-ransomware intrusions were observed within a short period of time, each…
The Hacker NewsOriginal report -
Amazon Q2 2025: Generative AI Fuels $167.7B Revenue Surge and Alexa+ Ad Monetization
SecurityOnlineOriginal report -
Microsoft Retires Windows 11 SE: End of Support Set for October 2026, Ceding Education Market to Chrome OS
SecurityOnlineOriginal report -
Google Gemini’s “Deep Think” is Here: Parallel Reasoning Mode for AI Ultra Subscribers
SecurityOnlineOriginal report -
The Ultimate Insider Threat: How North Korean IT Workers Infiltrated the Global Remote Economy
SecurityOnlineOriginal report -
Interlock Ransomware Strikes: eSentire Exposes Multi-Stage Payload and ClickFix Social Engineering
SecurityOnlineOriginal report -
The OAuth Phishing Trap: Proofpoint Exposes AiTM Attacks That Bypass MFA to Hijack Cloud Accounts
SecurityOnlineOriginal report