An automated roundup of 30 notable cybersecurity article(s) from the last 36 hours, aggregated from 4 source(s). Descriptions are pulled directly from each publisher's feed; follow the links for the full articles.
BleepingComputer
Gyazo server flaw exploited to steal 23.6 million user records
The Gyazo image-sharing platform has confirmed it suffered a data breach after hackers exploited a server vulnerability that allowed them to steal 23.6 million user records. [...]
Fake LastPass Authenticator GitHub repos push new Rapuncel infostealer
An ongoing malware campaign uses SEO-optimized GitHub repositories to impersonate well-known software firms to push a previously undocumented information stealer called Rapuncel. [...]
Secure enterprise sharing with access reviews for Microsoft 365
Microsoft 365 makes sharing files easy, but access can remain long after its original purpose has ended, leaving organizations with little visibility into who can still reach sensitive data. tenfold Software explains how centralized access governance and owner-driven reviews can…
Microsoft Teams will let admins block custom file extensions
Microsoft Teams will soon let administrators tweak the list of file extensions commonly associated with security threats to meet their company's security requirements. [...]
Webinar: Which Google Workspace security controls actually matter?
Fast-growing companies face countless recommendations for securing Google Workspace, but not every control provides the same value. This webinar examines real-world breaches to explore which security controls matter most, which may be overrated, and where lean security teams…
Microsoft fixes bug behind ‘Defender Antivirus is turned off’ alerts
Microsoft has resolved a known issue that causes incorrect alerts warning that Defender Antivirus was turned off after installing recent updates. [...]
New Check Point flaw lets hackers execute code with root privileges
Check Point Software has released security updates to address a critical vulnerability that can let attackers execute code with root privileges on management systems. [...]
Microsoft fixes broken copy and paste for Excel 2016 users
Microsoft has fixed a known issue that causes copy-and-paste failures for some Excel users after installing the September 2026 KB5002914 security update. [...]
New RatHat Android malware uses AI to automate device control
A new Android malware called RatHat has been discovered, targeting users with an AI-powered subsystem that helps operators remotely navigate compromised devices. [...]
OpenAI details more cases of AI agents taking unauthorized actions
OpenAI has presented new examples of what they call "AI model misalignment" from the past six months, including unauthorized file uploads, following self-generated instructions, hiding mistakes, and leveraging exposed API keys. [...]
The Hacker News
Public Exploits Released for Four Linux Kernel Flaws That Enable Local Root
A security researcher has released working exploit code for four Linux kernel flaws that each let a local user gain root, the highest level of access on a machine. Kernel maintainers have fixed all four over the past few weeks, so a system running an up-to-date kernel is not…
New WordPress Click2Shell Flaw Forces Theme Installs, Can Chain to Code Execution
WordPress today released patches to fix a new set of vulnerabilities in its core software, one of which could allow a crafted web link, opened by a logged-in administrator, to install a theme from the official WordPress.org directory without anyone clicking Install. The security…
Transparent Tribe Deploys New Rust Backdoor Using Private GitHub Repositories for C2
The Pakistan-aligned threat group tracked as Transparent Tribe (aka APT36 and Earth Karkaddan) has been attributed to a fresh set of cyber attacks targeting government and defense entities in India and Afghanistan. The attacks, per Zscaler ThreatLabz, involve the use of…
Microsoft Patches CVSS 10.0 Azure AI Foundry Flaw Enabling Unauthorized Privilege Escalation
Microsoft has released fixes for a maximum-severity security flaw in Azure AI Foundry that could be exploited to achieve privilege escalation. No customer action is required. The vulnerability, tracked as CVE-2026-85889, carries a CVSS score of 10.0. "Missing authentication for…
An Abandoned CDN Domain Was Re-Registered. Thousands of Sites Still Call It.
In July 2025, someone registered a domain that used to belong to a content delivery network. The CDN had been wound down years earlier, and the domain it served assets from was allowed to expire. What it had not lost were its callers. Thousands of websites, code repositories,…
Plugin4Shell Lets Repository Owners Swap Pinned Plugin Code Across Four AI Coding Agents
A flaw in four widely used AI coding agents lets someone who controls a plugin's code repository swap the plugin an agent installs for a malicious one, even when the agent locked that plugin to a specific reviewed version, security firm Air Security said on Thursday. The firm…
WeaselBiscuit Stealer Spreads via 13 npm Packages to Harvest Chrome Extension Storage
Cybersecurity researchers have discovered a cluster of 13 npm packages that have been found to deliver a previously undocumented JavaScript stealer codenamed WeaselBiscuit. The new malware family, per OpenSourceMalware, exhibits functional overlaps with two malware strains…
Claimed Bug Bounty Hunter Likely Used LLM to Build PhantomRaven npm Stealer
A financially motivated threat actor has been linked to the development and distribution of a JavaScript (JS)-based information stealer known as PhantomRaven via the npm package registry. "The developer likely wrote the malware using a large language model (LLM), an assessment…
RatHat Android Malware Abuses ADB to Retain Shell Access After Uninstall
Cybersecurity researchers have flagged a new Android malware called RatHat that's assessed to be operated by China-based threat actors and features an artificial intelligence (AI)-powered system to navigate and control compromised devices. "Distributed primarily via targeted…
Critical Check Point Management Flaw Lets Unauthenticated Attackers Run Code as Root
A critical vulnerability in Check Point's Security Management and Log Servers could allow an attacker without login credentials to run code as root on those servers over the network. The Security Management Server is the system that controls firewall policy and administrator…
Dark Reading
Vectra AI Launches Ascent to Help Address New Era of AI-Driven Attacks
The new program expands Vectra AI's partner strategy as increasingly complex security environments and the growing use of AI create demand for broader AI expertise, services, and security outcomes.
Cisco Zero-Day Highlights API Endpoint Authentication Issues
The authentication bypass flaw CVE-2026-76460 impacts Cisco's Identity Services Engine (ISE) and received a maximum 10 out of 10 CVSS score.
EY Survey Finds Autonomous AI Implementation Outpaces Oversight
A new survey of senior AI execs shows that while organizations are rapidly deploying AI and autonomous systems, their process and controls are not keeping pace.
MFA Won't Save You From OAuth Consent Abuse
MFA is essential, but it cannot replace OAuth governance, least-privilege scopes, consent monitoring, and rapid revocation.
AI Agent Breaches Spanish Organization, Modifies Personal Data
AI-driven cyberattacks used to be exotic. Soon, it'll be odd if threat actors aren't using agents to do all of their bidding.
CISA Ditches Weekly Vulnerability Roundups for Risk-Based Focus
The move is consistent with the agency's advice on the need for organizations to prioritize the vulnerabilities that actually matter.
China's FamousSparrow APT Spies on US Politics in Latin America
Amid the US and China's fight for eco-colonial influence in Latin America, a stealthy backdoor has taken flight.
[Virtual Event] Cybersecurity Outlook 2027
SANS Internet Storm Center
HTTP QUERY Method: The Grey Zone Between GET And POST., (Fri, Sep 18th)
In June 2026 the IETF published RFC 10008[1], defining a new HTTP method: "QUERY". The HTTP protocol faced already by changes (HTTP/2, HTTP/3) but it's the first new standard HTTP verb since "PATCH" in 2010!
Not included today: Krebs on Security (no articles in the last 36h)