CyberNews 2026-04-26

Cybersecurity Headlines — April 26, 2026 Qualys Inc. (QLYS) Navigating Through Competitive Risks of Large Language Models — Yahoo Entertainment FIRESTARTER Backdoor Hit Federal Cisco Firepower Device, Survives Security Patches — Internet The EU’s age verification app has a privacy problem — and it may be more than just a ‘bug in an app’ — TechRadar In Other News: Unauthorized Mythos Access, Plankey CISA Nomination Ends, New Display Security Device — Securityweek.com Show HN: The why and how of TurboPentest for the Agentic Era — Integsec.com China’s 360 Hunts Software Flaws With AI, Echoing Mythos — Insurance Journal The calm before the ransom: What you see is not all there is — We Live Security Bharti Airtel in talks with telecom tech vendor partners as Anthropic’s Mythos flags new cybersecurity risks: CTO — Moneycontrol News brief: AI woes continue for security leaders — Techtarget.com Stop Chasing the Shiny Object: Focus First on a Comprehensive Counter-UAS Training Program — Smallwarsjournal.com From the Trenches As a cybersecurity practitioner, I’ve been keeping an eye on the latest developments in the field, and there are two stories that caught my attention today. ...

April 26, 2026 · 2 min · Jason, Cyber Professional

CyberNews 2026-04-25

Cybersecurity Headlines — April 25, 2026 China’s 360 Hunts Software Flaws With AI, Echoing Mythos — Insurance Journal The calm before the ransom: What you see is not all there is — We Live Security Bharti Airtel in talks with telecom tech vendor partners as Anthropic’s Mythos flags new cybersecurity risks: CTO — Moneycontrol News brief: AI woes continue for security leaders — Techtarget.com Stop Chasing the Shiny Object: Focus First on a Comprehensive Counter-UAS Training Program — Smallwarsjournal.com U.S. Admiral Highlights Bitcoin’s Cybersecurity Applications in Senate Testimony — Naturalnews.com Will AI Replace Cybersecurity Engineers? — C-sharpcorner.com What Are Zero-Day Vulnerabilities and How AI Detects Them? — C-sharpcorner.com How AI is Changing Cybersecurity: A Developer’s Guide — C-sharpcorner.com What is Claude Mythos and Why It Is Considered Dangerous? — C-sharpcorner.com From the Trenches As a cybersecurity practitioner, I’ve been keeping an eye on the latest developments in the field, and there are a few stories that caught my attention. Firstly, China’s 360 has started using AI to hunt for software flaws, which is a worrying trend given the country’s history of state-sponsored cyber threats. ...

April 25, 2026 · 2 min · Jason, Cyber Professional

CyberNews 2026-04-24

Cybersecurity Headlines — April 24, 2026 America’s power grid, food supply and more are under threat from drones — Fox News The Desalination Front: Water as Israel’s Achilles Heel — Globalresearch.ca How McAfee Helped Me Tidy Up Decades of Digital Detritus — CNET Google Introduces Unique AI Agent Identities in New Gemini Enterprise Platform — Infosecurity Magazine Project Glasswing Proved AI Can Find the Bugs. Who’s Going to Fix Them? — Internet CISA orders feds to patch BlueHammer flaw exploited as zero-day — BleepingComputer U.S. CISA adds a flaw in Microsoft Defender to its Known Exploited Vulnerabilities catalog — Securityaffairs.com EY and IIF: Four in Five CROs Rank Cyber Among Top Risks — Insurance Journal What is happening with Anthropic Mythos access? #tech — Alltoc.com New AI threat looms but Australian firms don’t have access needed to prepare — ABC News (AU) From the Trenches As a cybersecurity practitioner, I’ve seen my fair share of threats to critical infrastructure and national security. Recently, two stories caught my attention for their potential impact on our daily lives. ...

April 24, 2026 · 2 min · Jason, Cyber Professional

CyberNews 2026-04-23

Cybersecurity Headlines — April 23, 2026 New Mirai variants target routers and DVRs in parallel campaigns — Help Net Security Contrast Security integrates ADR with Google Security Operations for runtime app visibility in the SOC — SiliconANGLE News Google rolls out new Security Operations agents, Wiz integrations and agent governance tools — SiliconANGLE News IR Trends Q1 2026: Phishing reemerges as top initial access vector, as attacks targeting public administration persist — Talosintelligence.com Over 1,300 Microsoft SharePoint servers vulnerable to spoofing attacks — BleepingComputer A tsunami of flaws: When frontier AI and Patch Tuesday collide — ComputerWeekly.com Securing air-gapped environments with Elastic on Google Distributed Cloud — Elastic.co Anthropic just made AI scarier — Vox Google Fixes AI Coding Tool Flaw That Let Attackers Execute Malicious Code: Report — Decrypt Lawyers Without Borders raises the alarm over CAC data breach — The Punch From the Trenches As a cybersecurity practitioner, I’m seeing a disturbing trend emerge from recent threat intelligence reports. Phishing has reemerged as the top initial access vector for attackers, and it’s no surprise why - public administrations continue to be targeted with relentless attacks. The fact that phishing is once again a dominant tactic highlights the importance of continuous security awareness training for users and the need for robust security measures to prevent these types of breaches. ...

April 23, 2026 · 2 min · Jason, Cyber Professional

CyberNews 2026-04-22

Cybersecurity Headlines — April 22, 2026 SEALSQ Advances Post-Quantum Cryptography (PQC) in Silicon to Counter AI-Driven Threats Following Anthropic’s Mythos Breakthrough — GlobeNewswire CISA flags new SD-WAN flaw as actively exploited in attacks — BleepingComputer Actively exploited Apache ActiveMQ flaw impacts 6,400 servers — BleepingComputer U.S. CISA adds Cisco Catalyst, Kentico Xperience, PaperCut NG/MF, Synacor ZCS, Quest KACE SMA, and JetBrains TeamCity flaws to its Known Exploited Vulnerabilities catalog — Securityaffairs.com Inside the ‘fake police raid’ that forced a $1M Bitcoin transfer — Cointelegraph CISA Adds 8 Exploited Flaws to KEV, Sets April-May 2026 Federal Deadlines — Internet Ripple wants the XRP Ledger to be quantum-proof by 2028. Here is its plan — CoinDesk Cybersecurity jobs available right now: April 21, 2026 — Help Net Security ODIN EMF Faraday Bag Claims Evaluated: Advanced Full Spectrum Signal-Blocking Cage for Phones, Tablets & Key Fobs — GlobeNewswire Vulnerability Summary for the Week of April 13, 2026 — Cisa.gov From the Trenches As a cybersecurity practitioner, I’m seeing two stories that are making me sit up and take notice - SEALSQ’s advancements in post-quantum cryptography (PQC) to counter AI-driven threats, and CISA flagging new SD-WAN flaws as actively exploited in attacks. ...

April 22, 2026 · 2 min · Jason, Cyber Professional

CyberNews 2026-04-21

Cybersecurity Headlines — April 21, 2026 Mythos: An AI tool too powerful for public release — Malwarebytes.com ⚡ Weekly Recap: Vercel Hack, Push Fraud, QEMU Abused, New Android RATs Emerge & More — Internet Supercharged Security: Security in the Time of Mythos — Fortinet.com “The vault is solid, the delivery truck is not” — strong key storage, shaky transfer: why this Windows Recall feature raises new security questions — Windows Central 52M-Download protobuf.js Library Hit by RCE in Schema Handling — HackRead Anthropic MCP Design Vulnerability Enables RCE, Threatening AI Supply Chain — Internet NCSC Outlines Coordinated Plan to Boost NHS Cyber Resilience — Infosecurity Magazine $62.31 Bn Automotive Cybersecurity Market, 2026-2040: Continental Stands out with Its End-to-end Portfolio, Encompassing Secure Gateway Solutions Customized for OEMs Like BMW and Ford — GlobeNewswire Week in review: Acrobat Reader flaw exploited, Claude Mythos offensive capabilities and limits — Help Net Security Mirai Variant Nexcorium Exploits CVE-2024-3721 to Hijack TBK DVRs for DDoS Botnet — Internet From the Trenches As a cybersecurity practitioner, I’ve been keeping an eye on the latest developments in the field, and there are two stories that caught my attention this week. First up is the Anthropic MCP Design Vulnerability, which has exposed a design flaw in AI systems that could be exploited to launch a Remote Code Execution (RCE) attack. This is a major concern for anyone working with artificial intelligence, as it highlights the need for more robust security measures to protect these systems. ...

April 21, 2026 · 2 min · Jason, Cyber Professional

CyberNews 2026-04-20

Cybersecurity Headlines — April 20, 2026 Week in review: Acrobat Reader flaw exploited, Claude Mythos offensive capabilities and limits — Help Net Security Mirai Variant Nexcorium Exploits CVE-2024-3721 to Hijack TBK DVRs for DDoS Botnet — Internet The Boy That Cried Mythos: Verification is Collapsing Trust in Anthropic | flyingpenguin — Flyingpenguin.com Time for government, business leaders to figure out AI cybersecurity regulation — Harvard School of Engineering and Applied Sciences Payouts King ransomware uses QEMU VMs to bypass endpoint security — BleepingComputer CISA tells feds to patch 13-year-old Apache ActiveMQ bug under active attack — Theregister.com At RSAC 2026, AI optimism and anxiety – and an MIA U.S. government — Techtarget.com NIST gives up enriching most CVEs — Risky.biz News brief: Microsoft security vulnerabilities revealed — Techtarget.com What is Mythos and why are experts worried about Anthropic’s AI model — Scientific American From the Trenches As a cybersecurity practitioner, I’ve been keeping an eye on the latest developments that are making my job more challenging. One of the most concerning stories is the exploitation of a flaw in Adobe Acrobat Reader, which has been widely used by individuals and organizations alike. This vulnerability was recently exposed, and it’s clear that attackers have already started to exploit it. ...

April 20, 2026 · 2 min · Jason, Cyber Professional

CyberNews 2026-04-19

Cybersecurity Headlines — April 19, 2026 Mirai Variant Nexcorium Exploits CVE-2024-3721 to Hijack TBK DVRs for DDoS Botnet — Internet The Boy That Cried Mythos: Verification is Collapsing Trust in Anthropic | flyingpenguin — Flyingpenguin.com Time for government, business leaders to figure out AI cybersecurity regulation — Harvard School of Engineering and Applied Sciences Payouts King ransomware uses QEMU VMs to bypass endpoint security — BleepingComputer CISA tells feds to patch 13-year-old Apache ActiveMQ bug under active attack — Theregister.com At RSAC 2026, AI optimism and anxiety – and an MIA U.S. government — Techtarget.com NIST gives up enriching most CVEs — Risky.biz News brief: Microsoft security vulnerabilities revealed — Techtarget.com What is Mythos and why are experts worried about Anthropic’s AI model — Scientific American It Is Time to Ban the Sale of Precise Geolocation — Lawfaremedia.org From the Trenches As a cybersecurity practitioner, I’ve been seeing an alarming trend lately - the increasing reliance on AI-powered systems without adequate consideration for their security implications. The recent article “The Boy That Cried Mythos: Verification is Collapsing Trust in Anthropic” highlights the risks of this approach. It’s clear that if we don’t establish robust verification processes, we’ll continue to see instances like the one where a malicious actor exploited CVE-2024-3721 to hijack TBK DVRs for DDoS botnets. ...

April 19, 2026 · 2 min · Jason, Cyber Professional

CyberNews 2026-04-18

Cybersecurity Headlines — April 18, 2026 Three Microsoft Defender Zero-Days Actively Exploited; Two Still Unpatched — Internet Tracking Mirai Variant Nexcorium: A Vulnerability-Driven IoT Botnet Campaign — Fortinet.com Researcher drops two more Microsoft Defender zero-days, all three now exploited in the wild — Help Net Security CISA flags Apache ActiveMQ flaw as actively exploited in attacks — BleepingComputer NIST Limits CVE Enrichment After 263% Surge in Vulnerability Submissions — Internet Mythos Poses Risk to SEC Market-Tracking Database, Group Says — Insurance Journal Discourse Is Not Going Closed Source — Discourse.org Apache ActiveMQ CVE-2026-34197 Added to CISA KEV Amid Active Exploitation — Internet How Zscaler and OpenAI turn zero-trust security into an AI accelerator — SiliconANGLE News Mythos poses risk to SEC market-tracking database, group says — Financial Post From the Trenches As a cybersecurity practitioner, I’m seeing an uptick in actively exploited zero-days across multiple platforms. The recent discovery of three Microsoft Defender Zero-Days that are being actively exploited is particularly concerning. Two of these vulnerabilities remain unpatched, leaving organizations vulnerable to attacks. ...

April 18, 2026 · 2 min · Jason, Cyber Professional

CyberNews 2026-04-17

Cybersecurity Headlines — April 17, 2026 ThreatsDay Bulletin: Defender 0-Day, SonicWall Brute-Force, 17-Year-Old Excel RCE and 15 More Stories — Internet Anthropic Ready to Offer Mythos to British Banks — pymnts.com NIST Drops NVD Enrichment for Pre-March 2026 Vulnerabilities — Infosecurity Magazine Supply chain dependencies: Have you checked your blind spot? — We Live Security “Microsoft fired the skilled people, leaving flowchart followers”: Microsoft’s Security Response Center is being blamed for the zero-day BlueHammer exploit leak, but I can’t tell who’s right — Windows Central Anthropic’s Nuclear Bomb — War on the Rocks Anthropic’s Nuclear Bomb — War on the Rocks Singapore urges firms to strengthen cybersecurity amid AI risks after Anthropic’s Mythos preview — CNA Sullivan & Cromwell Discusses Proposed FSOC Changes to Nonbank SIFI Designation Guidance — Columbia.edu NIST shifts National Vulnerability Database to risk-based triage as CVE submissions hit record levels — SiliconANGLE News From the Trenches As a cybersecurity practitioner, I’ve been keeping an eye on the latest developments that could impact my clients’ security posture. One of the most concerning stories is the SonicWall brute-force attack, which highlights the importance of robust password management and multi-factor authentication. ...

April 17, 2026 · 2 min · Jason, Cyber Professional