Phishing Attack Volume Down 20%, but Risk Still Rising

Hackers are valuing quality over quantity, using AI to upgrade their phishing attacks rather than multiply them.

Japanese energy firm loses drive with data of 10.9 million clients

Kyushu Electric Power Co., Inc. has disclosed a physical security incident that affects private data of more than 10 million customers. [...]

Maine breach portal abused to publish fake data breach disclosures

In an unusual misinformation campaign, fraudulent data breach disclosures were submitted to Maine's official breach portal and publicly posted before their legitimacy could be verified, prompting companies to deny the claims. [...]

ShinyHunters Exploits Oracle PeopleSoft Zero-Day (CVE-2026-35273) to Breach Universities

The ShinyHunters extortion crew exploited an unpatched flaw in Oracle PeopleSoft to break into enterprise systems, steal data, and demand payment to keep it private. The campaign hit universities hardest. Google's Mandiant attributes it to the group it tracks as UNC6240, and dates the activity between May 27 and June 9. Oracle did not publish its advisory until June 10, so the bug was a

Oracle mitigates PeopleSoft zero-day exploited in data theft attacks

Oracle is warning about a critical PeopleSoft Suite zero-day vulnerability tracked as CVE-2026-35273 that allows unauthenticated remote code execution, with the flaw actively exploited in ShinyHunter data theft attacks. [...]

Max-Severity Ivanti Flaw Exploited 24 Hours After Disclosure

Initial methods suggest attackers had likely mapped out Ivanti's asset landscape upfront and acted quickly once the exploit became public.

New Attacks Trick OpenClaw AI Agent Into Running Code and Leaking Secrets

Two security teams have shown, in separate research published this week, that OpenClaw, the popular self-hosted AI agent, can be driven to run attacker-controlled code or hand over sensitive data through ordinary-looking inputs. Imperva buried instructions inside shared contacts, vCards, and location pins that the agent executed without the victim ever seeing them. Varonis built a test agent on

Sponsored Tool

Are your old tax returns exposed in Gmail?

Most data breaches start with forgotten attachments. Scan your Gmail locally (zero cloud upload) to find and delete sensitive documents before hackers do.

Try ThunderSweep Free

New GreatXML Exploit Bypasses Windows BitLocker via Recovery Partition XML Files

Security researcher Chaotic Eclipse (aka Nightmare-Eclipse and MSNightmare) has released a new Windows BitLocker bypass dubbed GreatXML, a day after they published an exploit for Microsoft Defender. "This was an accidental discovery, it took a total of 4 hours to find this," the researcher said in a post on Blogger. "If you ever attempted to use Windows Defender Offline Scan, you're

The Gentlemen Ransomware Claims 478 Victims, Can Spread Like a Worm

A new analysis of The Gentlemen operation has revealed that the financially motivated threat group initially operated as an affiliate responsible for conducting double extortion attacks, while leveraging resources from various ransomware-as-a-service (RaaS) schemes like LockBit (aka Tenacious Mantis), Qilin (aka Pestilent Mantis), and Medusa (aka Venomous Mantis). According to a detailed report

Authorities dismantle 'AudiA6' ransomware crypto-laundering service

Law enforcement has dismantled the “AudiA6” cryptocurrency service allegedly used by ransomware actors and other cybercriminals to launder more than $380 million. [...]

Segmentation Works for OT If Operators Are Paying Attention

Operational technology security remains as difficult as ever, with even the best practice recommendation falling short.

Why AI-driven threats are exposing the limits of MSP security stacks

AI-driven attacks are exposing the limits of fragmented MSP security stacks and slow response workflows. Kaseya breaks down why integrated security, automation, and recovery are becoming essential. [...]

Cybersecurity Stars Awards 2026: Winners Announced Across 95 Categories

Most good security work is invisible by design. Today is the exception. The 2026 Cybersecurity Stars Awards winners are announced across 95 subcategories in four main award categories. The reason is simple. Cybersecurity is full of work that deserves recognition and rarely gets it. Products that quietly close real gaps. Teams that stop incidents nobody reads about. Companies that raise the

ThreatsDay Bulletin: Worm Code Leaked, AI Agent Phished, Claude Code Patch + 28 New Stories

It's been one of those weeks. You expect the usual noise: recycled malware, sloppy attacks, another easy target getting hit. Instead, there's a supply chain attack kit in a public repo, a $5,000-a-month RAT that clones browsers, and research showing AI agents can be tricked into leaking real credentials. The bigger problem is how polished this all looks now. Mule networks run like SaaS.

Sponsored Tool

Are your old tax returns exposed in Gmail?

Most data breaches start with forgotten attachments. Scan your Gmail locally (zero cloud upload) to find and delete sensitive documents before hackers do.

Try ThunderSweep Free

Coupang hit with record $409 million data breach fine in Korea

​​The Personal Information Protection Commission (PIPC), South Korea's data protection regulator, has fined e-commerce giant Coupang a record 624.6 billion won (roughly $409 million) following a massive data breach affecting more than 37 million customers [...]

CISA tells govt agencies to patch critical exploited flaws in 3 days

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) announced a new Binding Operational Directive, 26-04, that prioritizes security updates for Federal Civilian Executive Branch (FCEB) agencies. [...]

AI Broke Vulnerability Management. That's Why CISOs Are Moving Budget to BAS.

For thirty years, vulnerability management ran on a buffer: the months between when a vulnerability was found and when someone could figure out how to weaponize it. The solution was straightforward enough; triage by severity, schedule the fix, validate, and move on. The buffer was what made that work. Today, that buffer is gone. AI didn't make your team slower. It changed the other side of the

OceanLotus Hits Vietnam Investors With SPECTRALVIPER in FireAnt Attack

The Vietnam-aligned threat actor known as OceanLotus has been attributed to two distinct campaigns that targeted domestic entities and stock investors with a backdoor known as SPECTRALVIPER. The campaigns involve a prolonged cyber espionage operation aimed at a Vietnamese infrastructure and transport construction corporation between mid-2024 and February 2026, as well as a supply chain attack

Microsoft fixes BitLocker recovery bug on Windows Server 2025

Microsoft has resolved a known issue causing some Windows Server 2025 devices to boot into BitLocker recovery after installing the April 2026 security update. [...]

Nottingham University data breach affects over 450,000 students

The University of Nottingham confirmed on Wednesday that a hacking group gained access to its student records system in a breach affecting both current students and alums. [...]

GitHub to Disable npm Install Scripts by Default to Stop Supply Chain Attacks

GitHub has announced what it said are "breaking changes" coming to npm version 12, one of which turns off install scripts by default to combat software supply chain threats. The changes aim to combat attack techniques that abuse the "npm install" command to trigger the execution of malicious code using npm lifecycle hooks. "Npm install" is used to download and install all the necessary

Sponsored Tool

Are your old tax returns exposed in Gmail?

Most data breaches start with forgotten attachments. Scan your Gmail locally (zero cloud upload) to find and delete sensitive documents before hackers do.

Try ThunderSweep Free

Max severity Ivanti Sentry vulnerability now exploited in attacks

Attackers are now targeting a recently patched maximum-severity flaw in Ivanti Sentry, enabling them to execute code with root privileges on Internet-exposed secure mobile gateways. [...]

Chinese, N. Korean Threat Groups Build on Asia-Pacific Success

North Korea's gross domestic product (GDP) has grown, in part because of the nation's state-sponsored cybercrime groups, which target financial firms and other businesses.

Path traversal flaw in AI dev platform Langflow exploited in attacks

Attackers are actively exploiting CVE-2026-5027, a high-severity path traversal vulnerability in the AI development platform Langflow, to write arbitrary files on exposed servers. [...]

CISA Rewrites Federal Patching Requirements for AI Threat Era

The new directive gives federal agencies three days to fix the most dangerous flaws, while less severe issues can be deferred.

The ‘Miasma’ worm source code briefly leaked on GitHub

The Miasma credential-stealing attack framework, which has recently targeted open-source ecosystems through supply-chain attacks, was briefly open-sourced on GitHub. [...]

Bug Bounty Research Triggers ServiceNow Security Alert

Security research inadvertently led organizations to believe they were being breached through their ServiceNow instances.

GitHub announces npm security changes to tackle supply-chain attacks

GitHub has announced that npm v12, expected next month, will introduce several security-focused changes aimed at blocking supply-chain attacks abusing behaviors triggered by the 'npm install' command. [...]

Sponsored Tool

Are your old tax returns exposed in Gmail?

Most data breaches start with forgotten attachments. Scan your Gmail locally (zero cloud upload) to find and delete sensitive documents before hackers do.

Try ThunderSweep Free

AI Risk Worries Insurers & Businesses Alike

As companies adopt AI, many insurance firms are explicitly excluding AI risks, while others are forging ahead to create the right framework. What risks can firms reasonably manage?

Oracle PeopleSoft servers hacked in ShinyHunters data theft attacks

Oracle PeopleSoft servers are being targeted in ongoing data theft attacks by the ShinyHunters extortion gang, which claims to have stolen data from over 100 organizations. [...]

Nightmare-Eclipse Drops Yet Another Microsoft Exploit, RoguePlanet

The disgruntled researcher released yet another PoC for a Windows Defender bug that allows for system takeover, showing no signs of abandoning their ongoing feud with Microsoft.

China-Linked JDY Botnet Expands to 1,500+ Devices for Cyber Reconnaissance

Cybersecurity researchers have warned of a "resurgence and expansion" of JDY, a covert network associated with China-nexus state-sponsored threat actors. "The JDY botnet comprises over 1,500 SOHO [small office and home office] and IoT devices and operates as a centrally controlled, high-performance scanner used to discover, fingerprint, and continuously map exposed services at scale," Lumen's

Ivanti, Fortinet, and SAP Release Patches for Multiple Critical Vulnerabilities

Fortinet, Ivanti, and SAP have released security updates to address multiple critical security vulnerabilities that could result in arbitrary code execution and information disclosure. The security flaw patched by Fortinet relates to a command injection vulnerability in FortiSandbox, FortiSandbox Cloud, and FortiSandbox PaaS WEB UI. It's tracked as CVE-2026-25089 (CVSS score: 9.1). "An

Langflow Vulnerability CVE-2026-5027 Exploited for Unauthenticated RCE

A high-severity security flaw in Langflow, an open-source low-code platform to build artificial intelligence (AI) applications, has come under active exploitation in the wild, according to findings from VulnCheck. The vulnerability in question is CVE-2026-5027 (CVSS score: 8.8), a case of path traversal that could allow an attacker to write files to arbitrary locations. "The 'POST /api/v2/

China-linked JDY botnet expands targeting of U.S. military networks

The JDY botnet, a malware network previously associated with Chinese threat actors like Volt Typhoon, has significantly expanded its targeting scope and reconnaissance efforts. [...]

Sponsored Tool

Are your old tax returns exposed in Gmail?

Most data breaches start with forgotten attachments. Scan your Gmail locally (zero cloud upload) to find and delete sensitive documents before hackers do.

Try ThunderSweep Free

CISA Adds Cisco, Chrome, and Arista Flaws to KEV Catalog Amid Active Exploitation

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added three new vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, following reports of active exploitation. The list of vulnerabilities is as follows - CVE-2026-20245 (CVSS score: 7.8) - An improper encoding or escaping of output vulnerability in Cisco Catalyst SD-WAN Manager that could allow an

Who Runs the Ransomware Group ‘The Gentlemen?’

A cybercrime group known as The Gentlemen has emerged as the second most active ransomware gang by victim count, rapidly attracting a talented pool of hackers through an aggressive recruitment strategy that promises affiliates 90 percent of any ransom paid by victims. This post examines clues pointing to a real life identity for the administrator of The Gentlemen ransomware group.

Your Automated Pentest Looks Clean. See What It Missed in This Expert Webinar

Your pentest report looks clean. That might be the problem. Run automated pentesting long enough, and the new findings start to dry up. By the third or fourth run, fewer issues appear. The report looks stable. Leadership reads "stable" as "secure." It usually isn't. The work slows down. The risk does not. That gap is what a The Hacker News webinar with Picus Security sets out to close. Autumn

Microsoft Patches Record 206 Flaws, Including Three Zero-Days and Critical RCE Bugs

Microsoft on Tuesday released fixes for a record 206 security vulnerabilities impacting its software portfolio, including three flaws that have been publicly disclosed at the time of release. Of the 206 flaws, 39 are rated Critical, and 167 are rated Important in severity. This includes 63 privilege escalation, 56 remote code execution, 30 information disclosure, 27 spoofing, 20 security

A Record-Breaking Patch Tuesday for June 2026

Microsoft today released software updates to plug nearly 200 security holes across its Windows operating systems and supported software, a record number of fixes for the company's monthly Patch Tuesday cycle. Nearly three dozen of those bugs earned Microsoft's most dire "critical" rating, and exploit code for at least three of the weaknesses is now publicly available.

The Invisible Battlefield: How Cyberwar Is Reshaping Everyday Life

Former National Cyber Director Chris Inglis warns that cyberattacks threaten hospitals, utilities, and essential services.

Blame AI: Patch Tuesday Hits Record 206 CVEs

Voluminous patch updates could soon be the norm, as artificial intelligence accelerates the speed and scale of vulnerability discovery.

Sponsored Tool

Are your old tax returns exposed in Gmail?

Most data breaches start with forgotten attachments. Scan your Gmail locally (zero cloud upload) to find and delete sensitive documents before hackers do.

Try ThunderSweep Free

Microsoft Exchange Flaw Lets Attackers Spoof Any Email Address

“Ghost-Sender" is the result of a widespread misconfiguration, according to researchers, and evidence indicates it's being actively abused in the wild.

Miasma Supply Chain Worm Burrows Into 73 Microsoft Repositories

The attacks stemmed from a GitHub account that was also compromised in a previous Miasma attack on Microsoft last month.

Russian Attackers Weaponize WinRAR Flaw Against Ukrainian Orgs

Two separate campaigns target CVE-2025-8088, fixed last July, to conduct data theft and cyberespionage against military and government targets in Ukraine.

AI Slop Will Kill Cybersecurity Storytelling If We Let It

AI-generated content threatens credibility in cybersecurity. This "Ask the Expert" column explores why human oversight matters and how to maintain authentic narratives.

Silent Ransom Group Hits US Law Firms in Escalating Extortion Attacks

The financially motivated group is combining vishing, IT impersonation, and in-person office intrusions to steal data and extort victims.

Hackers Used Meta’s AI Support Bot to Seize Instagram Accounts

The Instagram accounts for the Obama White House and the Chief Master Sergeant of the U.S. Space Force were briefly defaced with pro-Iranian images and messages over the weekend, after instructions began circulating on Telegram showing how to trick Meta's "AI support assistant" bot into resetting account passwords.

Netherlands Seizes 800 Servers, Arrests 2 for Aiding Cyberattacks

Authorities in the Netherlands have arrested the co-owners of two related Internet hosting companies for operating IT infrastructure used by Russia to carry out cyberattacks, influence operations and disinformation campaigns inside the European Union. The two men were the focus of a 2025 KrebsOnSecurity story about how their hosting companies had assumed control over the technical infrastructure of Stark Industries Solutions, an Internet service provider sanctioned last year by the EU as a frequent staging ground for cyber mischief from Russia's intelligence agencies.

Sponsored Tool

Are your old tax returns exposed in Gmail?

Most data breaches start with forgotten attachments. Scan your Gmail locally (zero cloud upload) to find and delete sensitive documents before hackers do.

Try ThunderSweep Free

Lawmakers Demand Answers as CISA Tries to Contain Data Leak

Lawmakers in both houses of Congress are demanding answers from the U.S. Cybersecurity & Infrastructure Security Agency (CISA) after KrebsOnSecurity reported this week that a CISA contractor intentionally published AWS GovCloud keys and a vast trove of other agency secrets on a public GitHub account. The inquiry comes as CISA is still struggling to contain the breach and invalidate the leaked credentials.