CyberFeed: Security News

Advisories, disclosures and breach reporting, newest first. Aggregated, not triaged — a headline here is a starting point, not a verdict on whether it affects you.

Chinese hackers target telcos with new Linux, Windows malware

BleepingComputer•May 21, 2026

Max severity Cisco Secure Workload flaw gives Site Admin privileges

BleepingComputer•May 21, 2026

AUCSO announces new partnership to deliver counter-terrorism protective security training for universities and healthcare

Cyber Defense Wire•May 21, 2026

DomainTools Announces Real Time Threat Feeds – Delivering Live domain and IP intelligence directly to your security stack before threats are weaponized

Cyber Defense Wire•May 21, 2026

Cisco fixed maximum severity flaw CVE-2026-20223 in Secure Workload

Security Affairs•May 21, 2026

Police seize “First VPN” service used in ransomware, data theft attacks

BleepingComputer•May 21, 2026

Flipper Unveils New Flipper One Modular Linux Cyberdeck

Cyber Security News•May 21, 2026

P2PInfect Botnet Compromises Kubernetes Clusters Through Exposed Redis Instances

Cyber Security News•May 21, 2026

Attackers spill plaintext passwords of 46k Myspace93 users after 2021 breach

www.theregister.com - Articles•May 21, 2026

Cisco Patches Critical Vulnerability in Secure Workload

SecurityWeek•May 21, 2026

Proton Launches Credential Tokens to Tackle AI Agent Security Gap

News Archives - IT Security Guru•May 21, 2026

ThreatsDay Bulletin: Linux Rootkits, Router 0-Day, AI Intrusions, Scam Kits and 25 New Stories

The Hacker News•May 21, 2026

Ocean Emerges From Stealth With $28M for Agentic Email Security Platform

SecurityWeek•May 21, 2026

Scammers are abusing an internal Microsoft account to send spam links

Security News | TechCrunch•May 21, 2026

Drupal Patches Highly Critical Vulnerability Exposing Websites to Hacking

SecurityWeek•May 21, 2026

Microsoft Warns of Two Actively Exploited Defender Vulnerabilities

The Hacker News•May 21, 2026

Socket Raises $60 Million at $1 Billion Valuation

SecurityWeek•May 21, 2026

When Identity is the Attack Path

The Hacker News•May 21, 2026

GitHub Internal Repositories Breached Via Weaponized VS Code Extension

Cyber Security News•May 21, 2026

Catch spyware in the act with Windows Webcam Monitoring

Malwarebytes•May 21, 2026

CIOs should beware the AI confidence trap

AI時代に戦略家とオペレーターを分ける、たった一つの能力とは | CIO•May 21, 2026

The readiness paradox: Why a false sense of cyber confidence is becoming a liability

CyberScoop•May 21, 2026

Cybersecurity News: GitHub VS Code extension breach, Shai-Hulud npm package compromise, Huawei/Luxembourg telecom link

Cybersecurity Headlines Archives - CISO Series•May 21, 2026

GitHub internal repositories exfiltrated via malicious VS Code extension

Latest from ITPro •May 21, 2026

Nine-year-old Linux Kernel Vulnerability Let Attackers Exfiltrate SSH Private Keys

Cyber Security News•May 21, 2026

Microsoft Patches Exploited UnDefend and RedSun Defender Zero-Days

SecurityWeek•May 21, 2026

New Microsoft Defender 0‑Days Actively Exploited in the Wild

Cyber Security News•May 21, 2026

Steam removes horror game after malware steals player data

Consumer Insights•May 21, 2026

BadIIS Malware Turns Hijacks IIS Servers and Redirect Users to Illicit Sites

Cyber Security News•May 21, 2026

Google’s Surge in Chrome Vulnerability Discoveries Likely Driven by AI

SecurityWeek•May 21, 2026

CyberFeed: Security News

Chinese hackers target telcos with new Linux, Windows malware

Max severity Cisco Secure Workload flaw gives Site Admin privileges

AUCSO announces new partnership to deliver counter-terrorism protective security training for universities and healthcare

DomainTools Announces Real Time Threat Feeds – Delivering Live domain and IP intelligence directly to your security stack before threats are weaponized

Cisco fixed maximum severity flaw CVE-2026-20223 in Secure Workload

Police seize “First VPN” service used in ransomware, data theft attacks

Flipper Unveils New Flipper One Modular Linux Cyberdeck

P2PInfect Botnet Compromises Kubernetes Clusters Through Exposed Redis Instances

Attackers spill plaintext passwords of 46k Myspace93 users after 2021 breach

Cisco Patches Critical Vulnerability in Secure Workload

Proton Launches Credential Tokens to Tackle AI Agent Security Gap

ThreatsDay Bulletin: Linux Rootkits, Router 0-Day, AI Intrusions, Scam Kits and 25 New Stories

Ocean Emerges From Stealth With $28M for Agentic Email Security Platform

Scammers are abusing an internal Microsoft account to send spam links

Drupal Patches Highly Critical Vulnerability Exposing Websites to Hacking

Microsoft Warns of Two Actively Exploited Defender Vulnerabilities

Socket Raises $60 Million at $1 Billion Valuation

When Identity is the Attack Path

GitHub Internal Repositories Breached Via Weaponized VS Code Extension

Catch spyware in the act with Windows Webcam Monitoring

CIOs should beware the AI confidence trap

The readiness paradox: Why a false sense of cyber confidence is becoming a liability

Cybersecurity News: GitHub VS Code extension breach, Shai-Hulud npm package compromise, Huawei/Luxembourg telecom link

GitHub internal repositories exfiltrated via malicious VS Code extension

Nine-year-old Linux Kernel Vulnerability Let Attackers Exfiltrate SSH Private Keys

Microsoft Patches Exploited UnDefend and RedSun Defender Zero-Days

New Microsoft Defender 0‑Days Actively Exploited in the Wild

Steam removes horror game after malware steals player data

BadIIS Malware Turns Hijacks IIS Servers and Redirect Users to Illicit Sites

Google’s Surge in Chrome Vulnerability Discoveries Likely Driven by AI

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