Blog – Page 19 – Cyber Mike

Malicious Twitch Browser Extension Leaks OAuth Tokens From Nearly 31,000 Users

A malicious cross-store Twitch browser extension has leaked OAuth tokens associated with nearly 31,000 users to proxy servers operated by a Russian commercial bot service.

The extension, named “Twitch Enhanced Viewer | JeetBot,” lists HISHIMIRO/jeetbot.cc as its developer and has the following identifiers on the Google Chrome Web Store and Mozilla Firefox Add-Ons store –

Chrome –

CISA: Hackers now exploit max severity GitLab flaw in attacks

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) warned that hackers are now exploiting a maximum-severity GitLab vulnerability in attacks. […]

Hackers exploit Tencent app flaw to deploy GrayRabbit malware

Threat actors linked to a China-aligned espionage group are exploiting a critical vulnerability (CVE-2026-51990) in Tencent’s Sogou Input Method for Windows to deploy the GrayRabbit backdoor. […]

Anthropic CEO Dario Amodei Says AI Industry Needs to Give Safety Measures Time to Catch Up

Dario Amodei warned that within six to 12 months AI could be capable of leading a swarm of agents that could take over the entire internet.

The post Anthropic CEO Dario Amodei Says AI Industry Needs to Give Safety Measures Time to Catch Up appeared first on SecurityWeek.

Attackers Use Passkey Phishing to Hijack Microsoft Cloud Accounts and Exfiltrate Data

Microsoft has disclosed details of two campaigns in which threat actors are abusing third-party email delivery infrastructure to blast financial fraud scam messages and using passkey-themed social engineering to breach cloud environments.

The first campaign, per the tech giant, involved sending over a million scam emails between August 3 and 5, 2026, by masquerading as chief executive officers

CISA Adds 5 Actively Exploited Artifactory, ScreenConnect, and RouterOS Flaws to KEV

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added five security flaws impacting JFrog Artifactory, ConnectWise ScreenConnect, and MikroTik RouterOS to its Known Exploited Vulnerabilities (KEV) catalog, following reports of active exploitation in the wild.

Details of the vulnerabilities are as follows –

CVE-2026-42016 (CVSS score: 8.1) – An incorrect authorization

Dutch NCSC: Critical Check Point VPN flaws exploitation is imminent

The Dutch Nationaal Cyber Security Centrum (NCSC) is warning of imminent exploitation of two critical flaws in Check Point VPN tracked as CVE-2026-85102 and CVE-2026-85103. […]

BlueMoon Exploit Kit Chains Recent Chrome, Windows Zero-Days

Multiple espionage-motivated threat actors have adopted BlueMoon in opportunistic, rushed deployments.

The post BlueMoon Exploit Kit Chains Recent Chrome, Windows Zero-Days appeared first on SecurityWeek.

When the Whole Company Adopts AI: What It Does to Your SOC

Over the past year, we watched a new class of alert appear in enterprise security operations centers and grow faster than anything else in the stream: alerts that were triggered by AI tools and agents. Not attacks against AI, but the ordinary, everyday footprint of an organization using it, from developers running coding agents and non-technical staff signing consumer AI tools into corporate

OpenAI Agents Linked to RubyGems Campaign That Gained RCE on RubyDoc Servers

The “major malicious attack” that targeted RubyGems in May 2026 was the work of a swarm of OpenAI agents, according to a new report published by researchers Spencer Kitts, Thomas Larsen, and Sydney Von Arx.

On May 12, Maciej Mensfeld, senior product manager for software supply chain security at Mend.io, disclosed details of a coordinated cyber attack that targeted the package manager for the

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