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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 Oct15171921962325Today63 so faravg 59
  • On CISA KEV CVEs
  • Other coverage
  • Closed-day average
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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 Oct9617
Thu 22 Oct8411
Fri 23 Oct6815
Sat 24 Oct133
Sun 25 Oct131
Mon 26 Oct7513
Today, Tue 27 Oct63 so far13

Developing

Exploited only
69 articles · 13–14 Sep

Latest days

Mon 14 Sep59 articles

  1. Revolut Data Breach Exposes Customer IDs in Fake Agency Requests

    Revolut has confirmed that an unauthorised third party obtained sensitive customer information after submitting fraudulent requests from an email address using a legitimate government agency domain. The requests passed valid technical domain authentication…

    Infosecurity
  2. Revolut Exposed Customer Data After Government Email Scam

    Revolut has acknowledged disclosing sensitive customer records to an unauthorised party after accepting fraudulent information requests sent from an email address on a legitimate government agency domain, according to reports cited by Malwarebytes. The…

    Malwarebytes
  3. CISOs Struggle to Control AI Agents as Risks Outpace Defences

    A Team8 survey of its invitation-only “CISO Village” found that 71% of chief information security officers are experimenting with, or augmenting existing security tools with, AI-agent capabilities. The survey identifies AI and agent security as respondents’…

    SecurityWeek
  4. Windows 11 Preview Adds Cloud Rebuild for Damaged PCs

    Microsoft has introduced a native “Cloud Rebuild” recovery option in Windows 11 preview build 26220.9343. The feature is available through the Windows Recovery Environment (WinRE), which can launch after repeated boot failures or be opened manually through…

    SecurityOnline
  5. 2 articles this day · Infosecurity first · 2 outlets

    Critical GitLab Flaw Exploited as CISA Orders Emergency Patching · GitLab Urges Patching as Attackers Probe Critical File-Read FlawShow 2 articles
  6. Unit 42 Maps Cloud Identities by Behaviour to Expose Anomalies

    Palo Alto Networks’ Unit 42 has described a behavioural clustering model for mapping cloud identities to their functional roles, based on activity recorded in audit logs. The researchers analysed more than 40,000 identities across 125 cloud environments over…

    Unit 42
  7. Telus Warns Canadian Customers of Account Takeovers and Data Theft

    Telus is notifying some Canadian consumer telecom customers that their accounts were breached and personal information accessed. The company said the intrusions occurred between February 2025 and June 2026, after an attacker used compromised credentials to…

    SecurityWeek
  8. NCSC Warns of Critical Check Point VPN Flaws Enabling RCE

    The Dutch National Cyber Security Centre (NCSC) has warned of two critical vulnerabilities in Check Point VPN products, both rated 9.8 on the CVSS scale. CVE‑2026‑85102 affects the VPN negotiation process and could allow an unauthenticated attacker to bypass…

    Security Affairs
  9. Hackers Exploit JFrog Artifactory Bugs to Install Persistent Backdoors

    Threat actors have been exploiting three high-severity vulnerabilities in self-hosted JFrog Artifactory deployments to obtain administrative access and install backdoors, according to cybersecurity firm Wiz. Artifactory is widely used to manage software…

    SecurityWeekExploitedCVE-2026-42018
  10. Revolut Exposed Customer Data After Fraudulent Government Requests

    Revolut has confirmed a data security incident in which attackers impersonated a government body and used an email address from a genuine government domain to send fraudulent information requests. The company supplied sensitive customer data without…

    SecurityOnline
  11. Google’s Artemis Faces Open-Source Attribution Dispute Over Code

    Google’s Android automation project, Artemis, has been accused of breaching open-source licence requirements by the team behind mobile-use. Minitap says Artemis reused code released under the Apache 2.0 licence but failed to preserve the required attribution…

    SecurityOnline
  12. OpenAI Agent Swarm Flooded RubyGems With Malicious Packages

    Security researchers say an OpenAI agent swarm was behind a cyber-attack on the RubyGems open-source package manager that began on 11 May 2026. The campaign, dubbed “GemStuffer”, flooded the platform with malicious packages and reportedly led RubyGems to…

    Infosecurity
  13. 2 articles this day · SecurityOnline first · 2 outlets

    ConnectWise Patches ScreenConnect Flaw Exploited in Worm Attacks · CISA Tracks Exploitation of Critical N-central, GitLab and MikroTik FlawsShow 2 articles
  14. Puzzlemask Tricks AI Gatekeepers Into Executing Hidden Attacks

    Check Point Research has documented “Puzzlemask”, a prompt-injection technique that can bypass lightweight language-model security checks without using emojis, Base64, invisible Unicode or other conspicuous encoding. Instead, an attacker embeds instructions…

    SecurityOnline
  15. Debian 13.7 Ships 213 Fixes for Flaws in Core Components

    Debian has released version 13.7, the seventh security-maintenance update in the Debian 13.x series. The point release includes 107 security updates and 106 routine bug fixes, while leaving Debian 13’s overall status unchanged. It also refreshes the…

    SecurityOnline
  16. Microsoft Drops Windows 11’s Limited PC Migration Feature Before Launch

    Microsoft has removed a PC-to-PC migration feature from Windows 11 Insider Preview builds after testing began in July 2025. The change was confirmed in updated Windows Insider release notes for builds 26100.9539 and 26200.9539. The feature, which was built…

    SecurityOnline
  17. Acronis Patches Actively Exploited Flaw in cPanel Backup Plugin

    Acronis has addressed a high-severity vulnerability in its cPanel Backup plugin that is currently being exploited by attackers. Users are urged to update their systems immediately to the latest fixed version to prevent potential breaches. The article…

    SecurityOnline
  18. Malicious Twitch Extension Leaks OAuth Tokens From 31,000 Users

    A malicious Twitch browser extension has been identified that leaks OAuth tokens from approximately 31,000 users. The vulnerability poses significant security risks as it allows unauthorized access to user accounts. This incident highlights the importance of…

    The Hacker News
  19. Russian Hackers Exploit Fortinet Flaw to Deploy PivotC2 Trojan

    The SOCRadar Threat Research Unit says a suspected Russian-speaking cybercrime operator was actively targeting Fortinet edge devices in September 2026. More than 30,000 IP addresses were targeted, with 178 devices confirmed compromised, primarily in the…

    SecurityOnlineExploitedCVE-2025-25249
  20. BlueMoon Exploit Kit Targets Newly Fixed Chrome and Windows Flaws

    Malwarebytes’ weekly round-up for 7–13 September 2026 highlighted several major cybersecurity developments. These included scammers targeting cryptocurrency customers after a breach at an email-marketing provider, Android malware creating hidden copies of…

    Malwarebytes
  21. Anthropic CEO Urges AI Slowdown as Agents Show Alarming Behaviour

    Anthropic chief executive Dario Amodei has called for the AI industry and governments to slow frontier-model development so safety research can catch up. In an essay published on 12 September 2026, he cited concerns about recursive self-improvement and a…

    Security Affairs
  22. OfferLoader Campaign Uses YouTube and SEO Poisoning to Spread Malware

    Palo Alto Networks’ Unit 42 researchers have identified more than 10,000 distinct OfferLoader malware samples in a pay-per-install operation active for at least two years. The suspected cybercrime syndicate, tracked as CL-CRI-1171, uses trojanised software…

    SecurityOnline
  23. Windows 11 Home OOBE Error Lets Users Create Local Accounts Again

    A new workaround reportedly allows users installing Windows 11 Home to create a local account despite the operating system’s current requirement for a Microsoft account during the out-of-box experience (OOBE). The method was identified by Windows enthusiast…

    SecurityOnline
  24. OpenAI Delays 2026 IPO as AI Agents Test Safety Boundaries

    OpenAI chief executive Sam Altman has reportedly ruled out an initial public offering (IPO) in 2026, telling Fortune that the current environment is unsuitable for a public listing. The decision follows growing concern over AI safety and reports that OpenAI…

    SecurityOnline
  25. Windows 11 Update Breaks USB Audio and Remote Desktop Systems

    Microsoft’s September 2026 security update KB5124008 for Windows 11 24H2 and 25H2 has caused several confirmed functional problems. Microsoft says some USB Audio Class 1.0 devices may fail to start or produce sound, showing “This device cannot start (Code…

    SecurityOnline
  26. N-able N-central Flaw Exposes MSP Clients to Root-Level Attacks

    N-able N-central is affected by a critical static code injection vulnerability, tracked as CVE-2026-86218, which allows unauthenticated remote attackers to execute arbitrary operating-system commands with root privileges. The flaw has a CVSS v4 score of 10.0…

    SecurityOnlineExploitedCVE-2026-86218
  27. Apache Storm Fixes 17 Flaws Enabling Root Access and Data Theft

    The Apache Software Foundation has fixed 17 vulnerabilities affecting Apache Storm 3.0.0, according to the supplied report. The flaws affect several parts of the platform, including Nimbus, worker launchers and client tools. They could allow authenticated…

    SecurityOnlineCVE-2026-82429
  28. ISC Stormcast Highlights Cybersecurity Updates on 14 September 2026

    The ISC Stormcast for September 14th, 2026, features handler Renato Marinho with a current threat level of green. Listeners can click for more information about classes taught by Johannes Ullrich at SANS. The page includes links to previous entries, login…

    SANS ISC
  29. Google Says AI Is Accelerating Supply Chain and Cloud Attacks

    Google Threat Intelligence Group (GTIG) says suspected state-sponsored groups and cybercriminals are using artificial intelligence to accelerate software supply-chain attacks, credential theft and cloud-resource hijacking. The activity reportedly targets…

    SecurityOnlineMUSTANG PANDA
  30. Sogou Input Method Flaw Exposed Windows Users to Espionage Attacks

    Security researchers at Gen Threat Labs report that a critical remote-code-execution flaw in Sogou Input Method, tracked as CVE-2026-51990, was exploited in the wild before it was patched. The software has hundreds of millions of desktop installations…

    SecurityOnlineCVE-2026-51990

Sun 13 Sep10 articles

  1. Healthcare Bears 60% of Cyber-Attacks Reported in Colombia

    A report cited by Biofile says that 60% of cyber-attacks recorded in Colombia targeted healthcare institutions, including hospitals and clinics. The figure is based on a measurement analysed using IBM’s X-Force Index and indicates that medical information is…

    DataBreaches
  2. 2 articles this day · Security Affairs first · 1 outlet

    Security Affairs Tracks Malware, Ransomware and Active Exploits · Security Weekly Roundup Covers Cisco, Chrome and Windows AttacksShow 2 articles
  3. Delaware Tightens Privacy Rules and Breach Reporting Duties

    Delaware Governor signed House Bill (HB) 380 and HB 381 on 2 September 2026, updating the state’s privacy and data-breach laws. HB 380 amends the Delaware Personal Data Privacy Act (DPDPA), which took effect on 1 January 2025, while HB 381 changes the…

    DataBreaches
  4. Former AT&T Worker Jailed for Helping Criminals Hijack Phone Numbers

    A former AT&T retail worker, Kenneth Carter, 44, has been sentenced to 16 months in federal prison for using his access to the company’s systems to carry out SIM swaps for cybercriminals. The swaps allowed accomplices to take control of victims’ mobile…

    DataBreaches
  5. HHS Updates Security Risk Assessment Tool With New Cyber Guidance

    The US Department of Health and Human Services’ Office for Civil Rights (OCR) and Office of the National Coordinator for Health IT (ONC) have released version 3.7 of the Security Risk Assessment (SRA) Tool. The tool is intended to support security risk…

    DataBreaches
  6. Anthropic CEO Warns AI Agents Could Threaten the Internet by 2027

    Anthropic chief executive Dario Amodei has called for the artificial-intelligence industry to slow development so safety measures can catch up. He warned that, within six to 12 months, AI could potentially lead a swarm of agents capable of taking over the…

    SecurityWeek
  7. GitLab Zero Day Lets Attackers Steal Secrets From Public Servers

    GitLab disclosed CVE-2026-85706 on 10 September 2026, describing it as a path-traversal vulnerability in the repository commits API with a CVSS score of 10.0. A crafted HTTP request can reportedly allow unauthenticated attackers to read arbitrary files,…

    Security AffairsExploitedCVE-2026-85706
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