Anthropic's Claude Mythos Finds Thousands of Zero-Day Flaws Across Major Systems

Artificial Intelligence (AI) company Anthropic announced a new cybersecurity initiative called Project Glasswing that will use a preview version of its new frontier model, Claude Mythos, to find and address security vulnerabilities.
The model will be used by a small set of organizations, including Amazon Web Services, Apple, Broadcom, Cisco, CrowdStrike,&
https://thehackernews.com/2026/04/anthropics-claude-mythos-finds.html

N. Korean Hackers Spread 1,700 Malicious Packages Across npm, PyPI, Go, Rust

The North Korea-linked persistent campaign known as Contagious Interview has spread its tentacles by publishing malicious packages targeting the Go, Rust, and PHP ecosystems.
"The threat actor's packages were designed to impersonate legitimate developer tooling [...], while quietly functioning as malware loaders, extending Contagious Interview’s established playbook into a coordinated
https://thehackernews.com/2026/04/n-korean-hackers-spread-1700-malicious.html

Iran-Linked Hackers Disrupt U.S. Critical Infrastructure by Targeting Internet-Exposed PLCs

Iran-affiliated cyber actors are targeting internet-facing operational technology (OT) devices across critical infrastructures in the U.S., including programmable logic controllers (PLCs), cybersecurity and intelligence agencies warned Tuesday.
"These attacks have led to diminished PLC functionality, manipulation of display data and, in some cases, operational disruption and financial
https://thehackernews.com/2026/04/iran-linked-hackers-disrupt-us-critical.html

Threat Actors Get Crafty With Emojis to Escape Detection

When 🤖 means "bot available," 🧰 signifies "toolkit," or 💰💰💰 translates to "big ransom," bad actors can evade filters and keep it all on the down-low.
https://www.darkreading.com/cyber-risk/emojis-power-covert-threat-actor-communications

AI-Led Remediation Crisis Prompts HackerOne to Pause Bug Bounties

Discovery used to be the bottleneck for open source bugs, but with automated discovery, remediation's the bottleneck, which bounties don't fund.
https://www.darkreading.com/application-security/ai-led-remediation-crisis-prompts-hackerone-pause-bug-bounties

Fraud Rockets Higher in Mobile-First Latin America

Cyber-fraudsters move quickly from compromised devices to account takeover to funds transfer, shifting money before many financial institutions can react.
https://www.darkreading.com/cyberattacks-data-breaches/fraud-mobile-first-latin-america

Iranian Threat Actors Disrupt US Critical Infrastructure Via Exposed PLCs

Attackers compromised Internet-facing OT devices and caused file and display manipulation, operational disruption, and financial losses across sectors.
https://www.darkreading.com/ics-ot-security/iranian-threat-actors-us-critical-infrastructure-exposed-plcs

Bitcoin Depot Inc. has Filed Form 8-K Due to a Cybersecurity Incident

Bitcoin Depot Inc. has Filed Form 8-K Due to a Cybersecurity Incident
https://darkwebinformer.com/bitcoin-depot-inc-has-filed-form-8-k-due-to-a-cybersecurity-incident/

Alleged Breach of Shanghai Fudan Microelectronics Leaks 175MB of IC Schematics, Internal Documents, and Intellectual Property

Alleged Breach of Shanghai Fudan Microelectronics Leaks 175MB of IC Schematics, Internal Documents, and Intellectual Property
https://darkwebinformer.com/alleged-breach-of-shanghai-fudan-microelectronics-leaks-175mb-of-ic-schematics-internal-documents-and-intellectual-property/

New ‘LucidRook’ malware used in targeted attacks on NGOs, universities

A new Lua-based malware, called LucidRook, is being used in spear-phishing campaigns targeting non-governmental organizations and universities in Taiwan. [...]
https://www.bleepingcomputer.com/news/security/new-lucidrook-malware-used-in-targeted-attacks-on-ngos-universities/

New VENOM phishing attacks steal senior executives' Microsoft logins

Threat actors using a previously undocumented phishing-as-a-service (PhaaS) platform called "VENOM" are targeting credentials of C-suite executives across multiple industries. [...]
https://www.bleepingcomputer.com/news/security/new-venom-phishing-attacks-steal-senior-executives-microsoft-logins/

Healthcare IT solutions provider ChipSoft hit by ransomware attack

Dutch healthcare software vendor ChipSoft has been impacted by a ransomware attack that forced the company to take offline its website and digital services for patients and healthcare providers. [...]
https://www.bleepingcomputer.com/news/security/healthcare-it-solutions-provider-chipsoft-hit-by-ransomware-attack/

Google Chrome adds infostealer protection against session cookie theft

Google has rolled out Device Bound Session Credentials (DBSC) protection in Chrome 146 for Windows, designed to block info-stealing malware from harvesting session cookies. [...]
https://www.bleepingcomputer.com/news/security/google-chrome-adds-infostealer-protection-against-session-cookie-theft/

Smart Slider updates hijacked to push malicious WordPress, Joomla versions

Hackers hijacked the update system for the Smart Slider 3 Pro plugin for WordPress and Joomla, and pushed a malicious version with multiple backdoors. [...]
https://www.bleepingcomputer.com/news/security/smart-slider-updates-hijacked-to-push-malicious-wordpress-joomla-versions/

When attackers already have the keys, MFA is just another door to open

Stolen credentials turn authentication systems into the attack surface. Token shows how wearable biometric authentication verifies the user—not the session—blocking phishing relays and MFA bypass. [...]
https://www.bleepingcomputer.com/news/security/when-attackers-already-have-the-keys-mfa-is-just-another-door-to-open/

Webinar: From noise to signal - What threat actors are targeting next

Threat actors often signal their intentions before launching attacks, from dark web chatter to access-broker listings and credential requests. Join our upcoming webinar with Flare Systems to learn how to turn those early warning signs into proactive defensive action before an intrusion begins. [...]
https://www.bleepingcomputer.com/news/security/webinar-from-noise-to-signal-what-threat-actors-are-targeting-next/

Eurail says December data breach impacts 300,000 individuals

Eurail B.V., a European travel operator that provides digital passes covering 33 national railways, says attackers stole the personal information of over 300,000 individuals in a December 2025 data breach. [...]
https://www.bleepingcomputer.com/news/security/eurail-says-december-data-breach-impacts-300-000-individuals/

Hackers exploiting Acrobat Reader zero-day flaw since December

Attackers have been exploiting a zero-day vulnerability in Adobe Reader using maliciously crafted PDF documents since at least December. [...]
https://www.bleepingcomputer.com/news/security/hackers-exploiting-acrobat-reader-zero-day-flaw-since-december/