Weekly Cybersecurity Newsletter – Top 50 Biggest Cybersecurity Stories of the Week
GBHackers' weekly digest highlights NetScaler zero-days, a 3-million-person Pentagon breach, and multiple AI security incidents.
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- Mentions · 7d0
- Mentions · 30d16
- All mentions16
- First seenOct 1, 2026
- Last mentioned25d ago
Timeline
16 articles · newest first⚡ Weekly Recap: NetScaler and FortiMail 0-Days, AI Coding Leaks, Spectre v2 and Ransomware Arrests
Citrix NetScaler and Fortinet FortiMail zero-days are under active attack, alongside ransomware arrests and new threat activity.
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Week in review: Researcher breaks into Microsoft analytics service, NetScaler RCE 0-day exploited
Weekly roundup: NetScaler, Apple, Cisco SD-WAN, and FortiMail zero-days exploited; Microsoft analytics flaw disclosed.
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Police Target KillSec Ransomware Group with Arrests and Seizures
European police seized KillSec infrastructure and arrested suspects, including a 16-year-old alleged ringleader.
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16-Year-Old Suspected KillSec Ransomware Leader Arrested in International Operation
Authorities arrested three KillSec suspects, including an alleged 16-year-old administrator, in a nine-country operation.
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Risky Bulletin: Authorities dismantle KillSec group, arrest members across Europe
European police dismantled the KillSec ransomware gang, arresting three suspects including a 16-year-old administrator.
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Alleged KillSec Ransomware Mastermind a 16-Year-Old
Authorities disrupted KillSec ransomware, alleging a 16-year-old led an operation with about 500 victims.
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Authorities seize KillSec extortion group infrastructure, arrest 3 alleged members
Authorities arrested three alleged KillSec members and seized the group's leak site after about 500 victim organizations.
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Teenagers suspected of leading KillSec ransom group arrested during international operation
An international operation arrested three suspects, including teenagers, accused of leading the KillSec ransomware group.
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Operation KillSwitch: Police Dismantle KillSec Ransomware Group
Europol's Operation KillSwitch dismantled KillSec ransomware after about 500 confirmed attacks and seized 110 terabytes.
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Police Arrest 16-Year-Old Suspected of Running KillSec, Seize Ransomware Leak Site and Servers
Spanish police arrested a suspected 16-year-old KillSec administrator; joint operation seized the ransomware group's leak site, 110 TB of data and five servers.
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Police disrupt KillSec ransomware, arrest suspected teenage leader
Spanish police arrested KillSec's suspected 16-year-old leader and seized the ransomware gang's leak site, five servers, and infrastructure across Europe.
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16-year-old Alleged KillSec Ransomware Group Leader Arrested, Servers Dismantled
Nine-country operation arrests three KillSec ransomware members, including a suspected 16-year-old leader, and seizes five servers plus 110TB of stolen data.
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Police dismantle KillSec ransomware gang allegedly led by 16-year-old
International Operation KillSwitch seized KillSec's servers and leak site, arrested three suspects, and identified a 16-year-old as the ransomware gang's leader.
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Police Shut Down KillSec Ransomware, Identify Alleged Teen Leader
Europol-led Operation KillSwitch dismantled KillSec ransomware, seizing its leak site and 110TB of stolen data; a 16-year-old alleged leader was identified.
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16-year-old suspected leader of KillSec ransomware group arrested
Eurojust says a 16-year-old suspected KillSec leader was arrested after nearly 1,000 ransomware attacks.
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Related CVEs
by mentions- CVE-2026-1042865%9.8Unauthenticated path traversal file write in Fortinet FortiMail
- CVE-2026-7650439%9.8Unauthenticated admin API auth bypass in Cisco Catalyst SD-WAN Manager
- CVE-2025-31161100%9.8Authentication Bypass in CrushFTP File Transfer Servers (CVE-2025-31161)
- CVE-2026-8877182%9.5Unauthenticated RCE in Citrix NetScaler ADC and Gateway
- CVE-2026-8877278%9.5Unauthenticated RCE/DoS in Citrix NetScaler ADC and Gateway
- CVE-2026-8695026%8.8Out-of-Bounds Write in Apple CoreGraphics Enables Code Execution on iOS and macOS
- CVE-2026-8877911%8.7Unauthenticated denial of service in NetScaler ADC and Gateway
Appears with
- Europolorganization · 13
- Eurojustorganization · 8
- KillSecmalware · 7
- Group-IBorganization · 5
- FBIorganization · 4
- ShinyHuntersthreat actor · 3
- Bitdefenderorganization · 3
- Citrixvendor · 3
- Fortinetvendor · 3
- FortiMailproduct · 3
- Microsoftvendor · 3
- DIICOTorganization · 2
- Federal Bureau of Investigationorganization · 2
- FBIvictim · 2
- Ciscovendor · 2
- NetScaler ADCproduct · 2
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