DHS bans DeepSeek products across US federal civilian agencies
The U.S. Department of Homeland Security has ordered all federal civilian agencies to stop using DeepSeek products due to security concerns related to third-party software risks.
Tag
#Cybersecurity
43 results in the archive.
Ivanti Warns of Actively Exploited Connect Secure Zero-Day
Ivanti has issued an urgent alert about a critical zero-day vulnerability in its Connect Secure remote access gateway currently exploited in the wild, posing significant security risks.
How to Keep AI Agents Operating Within Their Permissions
AI agents can misuse valid credentials to exceed their permissions, presenting security risks that traditional controls may overlook, with token security providing tailored enforcement strategies.
Automated AI Agent Used to Breach Cybersecurity Nonprofit DIVD
The Dutch Institute for Vulnerability Disclosure (DIVD) experienced a disruptive cyberattack executed by an automated AI agent, illustrating emerging AI-driven threats.
Russian Hackers Use AI to Rebuild Malware Faster After Detection
Anthropic has disrupted a Russian state-sponsored threat actor's campaign that used AI to accelerate malware redevelopment and evade detection, marking an evolution in cyber espionage.
U.S. Agencies Accuse China AI Firms of Distilling Major AI Models
U.S. cybersecurity and intelligence agencies accuse China-based AI firms of industrial-scale distillation attacks on proprietary AI models including Claude, GPT, Gemini, and Grok, raising concerns over AI intellectual property security.
The Coding-Agent Trap: Malicious Use of Free LLM Endpoints Exposed
Attackers repurposed a public LLM inference honeypot to access sensitive coding-agent session information without executing tools, highlighting risks of using untrusted LLM endpoints.
US Sanctions Iran-Linked Hackers Behind Critical Infrastructure Breaches
The US Department of the Treasury imposed sanctions on Iranian cyber actors involved in attacks targeting critical infrastructure to disrupt their financial networks.
vBulletin fixes critical pre-auth RCE flaw with public exploit
A critical pre-authentication remote code execution vulnerability in vBulletin forum software has been patched following the public release of an exploit, enabling unauthenticated attackers to execute arbitrary PHP code.
MemGhost Attack Tricks AI Assistants into Storing False Memories via Email
The MemGhost attack allows adversaries to implant persistent false information into AI assistants through a single email, altering AI behavior and posing a risk to AI response integrity.
Attackers Use Dormant GitHub Accounts to Map Corporate Orgs
Datadog Security Labs warns of campaigns using dormant GitHub accounts and compromised OAuth tokens to scrape corporate GitHub organizations and user data through the GitHub API. Attackers automate scraping with custom or legitimate-sounding user agents to blend in and avoid detection.
Critical Authenticated File Write Vulnerability in OpenPLC v3 Affects Industrial Systems
OpenPLC v3 contains a critical authenticated arbitrary file write vulnerability that can lead to native code execution through compiling malicious files. This affects critical infrastructure sectors worldwide and requires urgent mitigation.
Hackers Use Fake Microsoft Entra Passkey Enrollment to Target M365 Users
A threat actor known as O-UNC-066 is using a phishing kit to exploit Microsoft 365 users via fake Entra passkey enrollment requests, aiming at data extortion. This tactic spans multiple industry sectors and involves voice-based social engineering.
Injective SDK on npm infected with cryptocurrency wallet stealer
Hackers compromised the Injective Labs SDK GitHub repository to publish a malicious npm package that steals cryptocurrency wallet private keys and seed phrases. This malware poses a direct threat to developers and users managing crypto assets.
Microsoft Uncovers GigaWiper Backdoor Combining Disk Wiping and Spyware
Microsoft has analyzed a new Windows backdoor called GigaWiper that merges three destructive tools: full disk wiping, Windows drive overwriting, and fake ransomware that scrambles files without saving keys. This modular malware gives operators multiple ways to disrupt or destroy infected machines.
npm 12 Disables Install Scripts by Default to Enhance Security
GitHub released npm version 12 with install scripts disabled by default and deprecated granular access tokens used to bypass 2FA. These changes reduce the risk of supply chain attacks for developers and security teams.
Study Finds Traffic Leaks and Security Flaws in 281 Free Android VPN Apps
Researchers tested 281 popular free Android VPN apps and discovered many leak user traffic, transmit unencrypted data, and include tracking. These apps, collectively installed over 2.4 billion times, fail to meet basic privacy and security standards.
China-linked Hackers Exploit Roundcube Flaw to Target Academic Researchers
A China-linked threat actor is exploiting a vulnerability in Roundcube webmail servers at U.S. and Canadian universities to steal credentials and deploy backdoor malware. This campaign specifically targets academic researchers to gather intelligence.
China-Linked UAT-7810 Expands ORB Network with New LONGLEASH Malware
The Chinese APT actor UAT-7810 is enhancing its ORB network via a new LONGLEASH malware targeting internet-facing networking devices, according to Cisco Talos. This campaign builds on the previously identified LapDogs ORB infrastructure active since mid-2025.
KDDI Data Breach Exposes Emails and Passwords of 12 Million Users
Japanese telecom giant KDDI suffered a data breach affecting over 12 million people, with attackers accessing email addresses and passwords through a compromised platform used by multiple ISPs. The breach highlights significant risks in telecom infrastructure security.
New Ghost Phishing Wave Evades Traditional Email Security
A new EvilTokens campaign uses ghost phishing to bypass traditional email security by hiding malicious pages until decrypted inside a victim’s browser. This poses high risk to businesses using Microsoft 365 and handling sensitive data.
Ubiquiti Patches Critical UniFi Flaws in Multiple Key Products
Ubiquiti released updates to fix critical vulnerabilities in UniFi Connect, Talk, Access, Protect, and OS. These flaws could allow privilege escalation and arbitrary command execution.
16-Year-Old Linux KVM Flaw Lets Guest VMs Escape to Host
A critical use-after-free flaw in Linux's KVM hypervisor allows guest VMs on Intel and AMD systems to corrupt host kernel memory, potentially escaping the virtual environment. The vulnerability, known as Januscape (CVE-2026-53359), includes a public PoC that crashes hosts with a more impactful exploit reportedly in development.
China-Linked Hackers Use Fake Indian Tax Tool to Deploy DcRAT
A China-nexus threat group is targeting Indian taxpayers and finance teams with spear-phishing emails impersonating the Income Tax Department to deploy DcRAT, a remote access trojan. This multi-stage campaign aims to steal sensitive data from compromised systems.
Fake IT Support Calls on Microsoft Teams Spread EtherRAT Malware
Threat actors are impersonating IT support via Microsoft Teams voice calls to trick employees into installing EtherRAT malware, compromising corporate networks. This tactic enables attackers to gain initial access and conduct further intrusion.
Iran-Linked Hackers Deploy New Cavern C2 Framework Against Israeli Targets
An Iran-linked hacker group associated with MOIS has started using a new modular command-and-control framework called Cavern to target Israeli IT providers and government organizations. This activity has been tracked by Check Point Research and highlights evolving state-sponsored cyber threats.
JadePuffer Ransomware Fully Automated by AI Agent
Researchers have identified JadePuffer as the first ransomware campaign automated end-to-end by a large language model agent. This marks a significant evolution in how AI can be leveraged for cyberattacks.
Max severity Adobe ColdFusion flaw actively exploited in attacks
A critical Adobe ColdFusion vulnerability, CVE-2026-48282, is now being actively exploited in cyberattacks, according to KEVIntel. This flaw demands immediate attention due to its maximum severity rating.
North Korean Hackers Deploy 108 Malicious Packages in PolinRider Campaign
North Korean hackers linked to the Contagious Interview campaign have published 108 malicious packages and browser extensions across multiple platforms as part of their ongoing PolinRider operation. These malicious artifacts are being actively distributed via compromised maintainer accounts on npm, Packagist, Go, and Chrome Web Store.
Unpatched Flaws Found in FatFs Filesystem Affecting Millions of Devices
Security firm runZero disclosed seven vulnerabilities in FatFs, a widely used filesystem library in embedded devices including security cameras and drones. These flaws pose a risk due to FatFs's ubiquity in consumer and industrial firmware.
Critical Oracle E-Business Suite Flaw Now Exploited in Attacks
Attackers have started exploiting a critical CVE-2026-46817 vulnerability in the Oracle E-Business Suite financial application, as reported by Defused. This flaw poses significant risk to enterprises using Oracle EBS.
Critical SimpleHelp Flaw Exploited to Deploy New Djinn Stealer Malware
Hackers are actively exploiting a critical vulnerability in SimpleHelp (CVE-2026-48558) to distribute Djinn Stealer, a new cross-platform information stealer targeting Windows, macOS, and Linux. This campaign represents a novel threat leveraging an undocumented malware strain.
Data Breach Exposes 14.2M Email Logins Across Six Japanese ISPs
Japanese ISP KDDI Corporation disclosed a data breach compromising up to 14.2 million email logins from one of its systems shared with five other ISPs. Threat actors gained unauthorized access, impacting multiple large providers.
FBI: Russian Hackers Target Signal Backup Recovery Keys
The FBI and CISA warn of a phishing campaign by Russian intelligence targeting Signal users to steal backup recovery keys, giving attackers access to historical messages. This represents a significant escalation in targeting secure communications.
Russian Intelligence Used Fake Support Texts to Steal Messaging Credentials
Ukraine and the FBI uncovered a Russian intelligence campaign targeting messaging accounts of officials and activists across Ukraine, Europe, and the U.S. The operation involved fake support texts aimed at stealing sensitive credentials.
CISA Warns of Actively Exploited Lantronix EDS5000 Critical Flaw
CISA has issued a warning about an actively exploited critical code injection vulnerability, CVE-2025-67038, affecting Lantronix EDS5000 Series devices. Federal agencies are urged to apply patches by June 26, 2026, to prevent potential remote code execution.
CISA warns of critical Ubiquiti flaws exploited in active attacks
CISA has issued a warning about hackers actively exploiting severe vulnerabilities in Ubiquiti UniFi OS and Lantronix serial-to-ethernet servers. These flaws carry a maximum severity rating and pose significant risk to affected organizations.
Mandiant details Cisco SD-WAN zero-day exploitation for root access
Mandiant has exposed how attackers exploited a zero-day CVE-2026-20245 in Cisco Catalyst SD-WAN to create rogue root accounts on devices, raising serious security concerns. This vulnerability enables full control of targeted network appliances, potentially impacting enterprise operations.
Cisco Unified CM SSRF Flaw CVE-2026-20230 Exploited in Attacks
A high-severity Server-Side Request Forgery vulnerability in Cisco Unified Communications Manager Server, tracked as CVE-2026-20230, is actively being exploited in the wild. Security teams should prioritize detection and mitigation to prevent potential compromise.
Tata Electronics Confirms Cyberattack with Data Leak
Tata Electronics has confirmed a cyberattack impacting parts of its IT infrastructure, with hackers leaking some data. The incident highlights the ongoing risks to enterprise security from targeted attacks.
Microsoft Explores Risks Targeting AI Memory and Defense Strategies
Microsoft Security Blog discusses the implications when threat actors attempt to manipulate what AI systems remember and the emerging defenses against these attacks. Understanding these risks is crucial for securing AI-driven technologies.
Microsoft Links Mastra AI Supply Chain Attack to North Korean Hackers
Microsoft has attributed the recent Mastra AI supply chain attack, compromising over 140 npm packages, to the North Korean group Sapphire Sleet, aka BlueNoroff. This highlights ongoing state-sponsored supply chain risks affecting open source ecosystems.
ShapedPlugin WordPress Pro Plugins Backdoored in Supply Chain Attack
Attackers compromised ShapedPlugin's build pipeline to inject backdoor code into Pro plugins via official update channels. This supply chain attack puts thousands of WordPress sites at risk of remote exploitation.