Cyber Security
Cybersecurity
Denmark CPR Breach Exposes Data of 8.8 Million People
Attackers abused a private firm's lawful lookup rights to pull names, addresses and CPR numbers of 8.8 million people from Denmark's Central Person Register.
Application Security
Atlassian Fixes Critical CVE-2026-21589 in Eight Data Center Products
Atlassian disclosed CVE-2026-21589, a CVSS 9.3 path traversal flaw that lets unauthenticated attackers read web-root files in eight Data Center products.
Cybersecurity
FBI Drops Accenture Contractor After ShinyHunters PeopleSoft Breach
The FBI removed an Accenture contractor over an unapplied patch that let ShinyHunters breach FBIJobs.gov, as a suspected group leader was arrested in Jordan.
Cybersecurity
Nikkei Discloses Microsoft 365 and Google Workspace Account Breaches
Nikkei says attackers breached two employee email accounts, exposed data on 1,646 people and sent about 9,000 phishing emails from a Microsoft 365 account.
Cybersecurity
Ex-Engineer Gets 32 Months for Locking 3,000 Employer Devices
Daniel Rhyne, a former core infrastructure engineer, was sentenced to 32 months for locking over 3,000 devices at a New Jersey firm and demanding 20 ...
Cybersecurity
Senate Passes Health Care Cybersecurity and Resilience Act
The US Senate passed the bipartisan Health Care Cybersecurity and Resilience Act by unanimous consent, sending grants and coordination measures to the House.
Cybersecurity
ClickFix Variant Smuggles Payloads Through Browser Cache
Microsoft Threat Intelligence says a new ClickFix variant hides a script in the browser cache as a PNG, sidestepping the Windows Run dialog's character limit.
CVE Vulnerability Alerts
ClingSTUN Botnet Abuses STUN Protocol for C2, Exploits Dozens of Flaws
FortiGuard and Nozomi detail Cling, a Linux botnet that hides command traffic in STUN requests and exploits about two dozen router and IoT vulnerabilities.
Application Security
Rejetto HFS Flaw Lets Hackers Forge Admin Sessions for RCE
A critical Rejetto HFS flaw, CVE-2026-61500, lets attackers forge admin session cookies and gain remote code execution; active exploitation began October 1.
Cybersecurity
Citrix Patches New NetScaler Zero-Day Hit by Active Attacks
Citrix released emergency patches for CVE-2026-88779, a NetScaler SAML zero-day under active attack that can knock enterprise login gateways offline for users.
Cybersecurity
South Korea’s President Orders Probe Into Bank Data Breaches
President Lee Jae Myung ordered an investigation after breaches at Shinhan, KB Kookmin, Hana, Woori, and Yegaram Savings Bank exposed over 60,000 records.
Cybersecurity
Alleged ShinyHunters Leader ‘Rey’ Reportedly Held in Jordan
A suspected ShinyHunters member known online as Rey was reportedly detained in Jordan on September 29 and is said to be cooperating with FBI investigators.
Cybersecurity
Nikkei Discloses M365 Breach, 9,000 Spoofed Emails Sent
Nikkei disclosed a Microsoft 365 account breach that sent 9,000 spoofed emails to contacts, plus a separate cloud intrusion exposing data on 1,646 people.
Application Security
Google Pauses Open-Source Bug Bounty Over AI Report Flood
Google stopped accepting new submissions to its open-source bug bounty program after a flood of low-quality, AI-generated vulnerability reports arrived.
CVE Vulnerability Alerts
Critical FortiMail Zero-Day Exploited With No Patch Yet
Fortinet confirmed active exploitation of a critical FortiMail flaw with no fix shipped for most versions, and CISA added it to its exploited list.
Cybersecurity
Police Dismantle KillSec Ransomware Gang, Nab Teen Leader
A ten-country police operation seized KillSec's servers and leak site, arrested a suspected 16-year-old ringleader, and recovered over 110TB of stolen data.
Application Security
Kiteworks Patches Second Max-Severity Flaw in a Week
Kiteworks patched a maximum-severity code injection flaw found through its bug bounty program, marking its second critical disclosure in roughly a week.
Application Security
Self-Healing WordPress Backdoor Defies Standard Removal
Sucuri found a WordPress backdoor, SC, that persists across eight file, database, and memory locations and rebuilds itself when any one is deleted.
CVE Vulnerability Alerts
Cisco Patches Actively Exploited Catalyst SD-WAN Flaw
Cisco patched a critical authentication bypass in Catalyst SD-WAN Manager, formerly vManage, that attackers are actively exploiting to seize full admin control.
Cybersecurity
MetaMask Discloses Incident, Exits Ethereum Validators
MetaMask disclosed a security incident affecting its staking infrastructure and is proactively exiting Ethereum validators it runs through the Lido protocol.
Cybersecurity
Denmark CPR Breach Exposes Data of 8.8 Million People
Cybersecurity
Denmark CPR Breach Exposes Data of 8.8 Million People
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ClickFix Variant Smuggles Payloads Through Browser Cache
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Google Pauses Open-Source Bug Bounty Over AI Report Flood
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Nikkei Discloses Microsoft 365 and Google Workspace Account Breaches
Nikkei says attackers breached two employee email accounts, exposed data on 1,646 people and sent about 9,000 phishing emails from a Microsoft 365 account.
Ex-Engineer Gets 32 Months for Locking 3,000 Employer Devices
Daniel Rhyne, a former core infrastructure engineer, was sentenced to 32 months for locking over 3,000 devices at a New Jersey firm and demanding 20 ...
Senate Passes Health Care Cybersecurity and Resilience Act
The US Senate passed the bipartisan Health Care Cybersecurity and Resilience Act by unanimous consent, sending grants and coordination measures to the House.
ClickFix Variant Smuggles Payloads Through Browser Cache
Microsoft Threat Intelligence says a new ClickFix variant hides a script in the browser cache as a PNG, sidestepping the Windows Run dialog's character limit.
ClingSTUN Botnet Abuses STUN Protocol for C2, Exploits Dozens of Flaws
FortiGuard and Nozomi detail Cling, a Linux botnet that hides command traffic in STUN requests and exploits about two dozen router and IoT vulnerabilities.
Rejetto HFS Flaw Lets Hackers Forge Admin Sessions for RCE
A critical Rejetto HFS flaw, CVE-2026-61500, lets attackers forge admin session cookies and gain remote code execution; active exploitation began October 1.
Citrix Patches New NetScaler Zero-Day Hit by Active Attacks
Citrix released emergency patches for CVE-2026-88779, a NetScaler SAML zero-day under active attack that can knock enterprise login gateways offline for users.
South Korea’s President Orders Probe Into Bank Data Breaches
President Lee Jae Myung ordered an investigation after breaches at Shinhan, KB Kookmin, Hana, Woori, and Yegaram Savings Bank exposed over 60,000 records.
Alleged ShinyHunters Leader ‘Rey’ Reportedly Held in Jordan
A suspected ShinyHunters member known online as Rey was reportedly detained in Jordan on September 29 and is said to be cooperating with FBI investigators.
Nikkei Discloses M365 Breach, 9,000 Spoofed Emails Sent
Nikkei disclosed a Microsoft 365 account breach that sent 9,000 spoofed emails to contacts, plus a separate cloud intrusion exposing data on 1,646 people.
Google Pauses Open-Source Bug Bounty Over AI Report Flood
Google stopped accepting new submissions to its open-source bug bounty program after a flood of low-quality, AI-generated vulnerability reports arrived.
Critical FortiMail Zero-Day Exploited With No Patch Yet
Fortinet confirmed active exploitation of a critical FortiMail flaw with no fix shipped for most versions, and CISA added it to its exploited list.
Police Dismantle KillSec Ransomware Gang, Nab Teen Leader
A ten-country police operation seized KillSec's servers and leak site, arrested a suspected 16-year-old ringleader, and recovered over 110TB of stolen data.
Kiteworks Patches Second Max-Severity Flaw in a Week
Kiteworks patched a maximum-severity code injection flaw found through its bug bounty program, marking its second critical disclosure in roughly a week.
Self-Healing WordPress Backdoor Defies Standard Removal
Sucuri found a WordPress backdoor, SC, that persists across eight file, database, and memory locations and rebuilds itself when any one is deleted.
Cisco Patches Actively Exploited Catalyst SD-WAN Flaw
Cisco patched a critical authentication bypass in Catalyst SD-WAN Manager, formerly vManage, that attackers are actively exploiting to seize full admin control.
MetaMask Discloses Incident, Exits Ethereum Validators
MetaMask disclosed a security incident affecting its staking infrastructure and is proactively exiting Ethereum validators it runs through the Lido protocol.
TeamViewer Patches Critical Access-Control Bypass Flaw
TeamViewer patched a critical access-control bypass and four other flaws in its Full Client and Host software, urging all users to update immediately.
WatchGuard Patches Critical Root Code Execution Flaw
WatchGuard patched a critical Fireware OS flaw letting a rogue VPN server run root commands on Firebox appliances, plus 14 other bugs in the same ...
CISA Warns of Critical Pre-Auth Flaw in MikroTik Routers
CISA warned that a pre-authentication flaw in MikroTik RouterOS lets a single crafted request trigger root code execution or crash the device remotely.