CYBERSECZERO-DAY

BigDiskBuster: The Zero-Day That Leaves Microsoft Defender Stuck on Stale Definitions

Researcher NightmareEclipse has released BigDiskBuster, a proof-of-concept that blocks Microsoft Defender updates by saturating disk s…

Sep 22, 2026views - 2.5k

VULNCRITICAL

Cisco ThousandEyes: DHCP Client Command Injection Yields Root RCE, Patch Mandatory

A command injection flaw in the DHCP client of Cisco ThousandEyes Virtual Appliance allows remote code execution as root. Cisco has re…

Sep 22, 2026views - 1.8k

CYBERSECZERO-DAY

Check Point Patches Zero-Day CVE-2026-93616 in Management Server: CVSS 9.8

Check Point has fixed the zero-day vulnerability CVE-2026-93616 in Security Management Server, actively exploited in July 2026. The CV…

Sep 22, 2026views - 1.4k

CYBERSECZERO-DAY

ShinyHunters Hits the FBI: PeopleSoft Zero-Day and a Vacuum of Confirmation

The criminal group claims it breached the FBI by exploiting a zero-day in Oracle PeopleSoft. No confirmation has come from the FBI, Or…

Sep 22, 2026views - 9.2k

malware

ClosedQuorum: The First Windows Malware That Lets an AI Panel Decide C2 Commands

Cisco Talos has documented ClosedQuorum, the first publicly reported Windows implant that delegates tactical command-and-control decis…

Sep 22, 2026views - 1.3k

CYBERSECCRITICAL

Bifrost AI Gateway RCE Risk: Authentication Disabled by Default

CVE-2026-90898 in the Bifrost AI gateway enables unauthenticated remote command execution. The flaw is amplified by a design choice th…

Sep 22, 2026views - 4.9k

VULNZERO-DAY

D-Link DIR-822A Zero-Day CVSS 10.0: LAN Vector Renders Vendor Mitigation Useless

D-Link confirmed a maximum-severity zero-day in DIR-822A routers running firmware A_101. A public proof-of-concept exists, no patch is…

Sep 22, 2026views - 1.6k

CYBERSECCVE

Arista Confirms: CVE-2026-93952 in VeloCloud Actively Exploited

This article is based primarily on reporting from The Hacker News, corroborated by secondary sources; no direct vendor advisory is ava…

Sep 22, 2026views - 3.4k

newsCRITICAL

Microsoft's Same Flaw Listed as Both Spoofing and RCE: The CVE-2026-65660 Case

On September 22, 2026, Viettel Cyber Security published a full technical analysis of CVE-2026-65660, an authenticated remote code exec…

Sep 22, 2026views - 1.6k

CYBERSECCVE

CVE-2026-89775: ARM64 Guest Gains Host Memory Access via KVM TLB Bug

A flaw in TLB invalidation size calculation lets a KVM guest read and write host physical memory without a VM exit. On RHEL-like distr…

Sep 22, 2026views - 3.8k

CYBERSECZERO-DAY

BigDiskBuster: Researcher Naceri Claims Tool Blocks Windows Defender Updates

Researcher Abdelhamid Naceri says BigDiskBuster prevents Windows Defender from receiving platform and signature updates while running…

Sep 22, 2026views - 1.8k

CYBERSEC

Cisco Talos Launches CAIRN: Hunting AI Malware Without Executing a Single Binary

Cisco Talos has released CAIRN, an open-source toolkit that tracks AI-integrated malware through cognitive artifacts in metadata. The…

Sep 22, 2026views - 2.6k

news

Comment2Shell: An Anonymous Comment Can Take Over an Entire Site

On September 17, 2026, WordPress released version 7.1.1 patching CVE-2026-93485, a stored XSS vulnerability in the CMS core that allow…

Sep 22, 2026views - 2k

news

CISA Confirms Active Exploitation of Zyxel and Veeam: Federal Deadline Sept. 24

On Sept. 21, 2026, CISA added CVE-2026-7273 to its Known Exploited Vulnerabilities catalog, confirming active exploitation of a buffer…

Sep 22, 2026views - 1.8k

CYBERSECEXPLOIT

Gyazo Breach: 23.62 Million Records Stolen via Upload Server Flaw

Attackers exploited a vulnerability in Gyazo's image upload server to exfiltrate 23.62 million user records and 490 million image meta…

Sep 22, 2026views - 2.2k

newsEXPLOIT

Darksword Returns: SlowMist Warns of iOS Exploit Targeting Crypto Wallets

SlowMist CISO 23pds claims the Darksword exploit chain, originally documented by Google for iOS 18.4–18.7, has been adapted to work on…

Sep 22, 2026views - 1.8k

CYBERSEC

BigCommerce Breach via Ribon App Exposes Merchant Store Customer Data

BigCommerce confirmed on September 17, 2026 that compromised credentials for the third-party Ribon app were used to inject malicious s…

Sep 21, 2026views - 1.8k

infostealer

Microsoft-Attested Driver Targeted: Rapuncel Malware Weaponizes Trust Chain

An impersonation campaign distributes fake LastPass Authenticator installers via GitHub to deploy a Microsoft-attested kernel driver t…

Sep 21, 2026views - 1.7k

news

MovieReaper: Malware Turns Torrents Into Supply-Chain Attack Weapons

On September 21, 2026, Kaspersky GReAT disclosed a multi-stage campaign active since at least mid-August and still ongoing. The MovieR…

Sep 21, 2026views - 2.7k

VULNZERO-DAY

Meta Muse macOS: Local Bug Hijacks Dictation to Malicious Servers

Patrick Wardle has disclosed a zero-day vulnerability in Meta Muse for macOS. The endo_voyager_dictation_endpoint setting can be modif…

Sep 21, 2026views - 11k

VULNCRITICAL

WordPress Click2Shell: One Admin Click Opens RCE on Millions of Sites

A CSRF vulnerability in WordPress core allows unauthenticated attackers to force a logged-in administrator to install an arbitrary the…

Sep 21, 2026views - 1.6k

CYBERSEC

Over 100 Fake AI Sites: A $249 Toolkit Lowers the Barrier for Subscription Fraud

Malwarebytes identified more than 100 fake AI subscription sites built with a commercial $249 toolkit. The sites impersonate real bran…

Sep 21, 2026views - 2.5k

malware

TASK#STOMP: The Windows Backdoor With Five Persistence Mechanisms

The TASK#STOMP malware steals documents and Wi-Fi passwords through two synchronized PowerShell modules. A September 21, 2026 Securoni…

Sep 21, 2026views - 1.2k

malware

TerminalFix Destroys PNG Images to Bury Malware Deeper

The TerminalFix campaign hides Windows executables inside the RGBA pixels of PNG files, using every available bit rather than just the…

Sep 21, 2026views - 774