Security news, aggregated.
40 stories from 5 trusted sources · auto-refreshes hourly
Passkey-themed phishing attacks lead to Microsoft 365 data theft
Microsoft says threat actors linked to ShinyHunters, Helix, and other extortion gangs are using passkey and single sign-on-themed social engineering attacks to compromise corporate Microsoft accounts and steal data from Microsoft 365 services. [...]
Phishing Research Challenges Conventional Security Awareness Testing
Analysis of 2.47 million simulated attacks shows why organizations should measure credential leaks and reporting, not just clicks. The post Phishing Research Challenges Conventional Security Awareness Testing appeared first on SecurityWeek.
GitLab CVSS 10 File-Read Flaw Draws In-the-Wild Probes After Disclosure
GitLab has released patches to address multiple flaws, including a maximum-severity security vulnerability that has witnessed in-the-wild probes within hours of public disclosure. The vulnerability in question is CVE-2026-85706 (CVSS score: 10.0), a path traversal issue in the re
Artifactory flaws chained in attacks deploying backdoor malware
Threat actors are exploiting critical and high-severity vulnerabilities in JFrog Artifactory to bypass authentication, gain administrative privileges, and deploy a Rust backdoor on vulnerable self-hosted servers. [...]
Anthropic Says Seven China-Based AI Labs Ran Industrial-Scale Claude Distillation Attacks
Anthropic on Thursday said it identified and disrupted industrial-scale illicit distillation attacks against Claude from seven labs based in China, including Alibaba, Moonshot, DeepSeek, Z.ai (aka Zhipu), and MiniMax. Knowledge distillation by itself is a legitimate training meth
GitLab Vulnerability Exploited One Day After Disclosure
The critical-severity path traversal flaw allows unauthenticated attackers to read arbitrary files from the GitLab server. The post GitLab Vulnerability Exploited One Day After Disclosure appeared first on SecurityWeek.
Papercut AI Swarm Attack Heralds Changes for Cyber Kill Chain
From creating lab environments for staging and testing agentic attacks to reconnaissance to lateral movement and exfiltration, the most innovative attackers are widely incorporating AI.
Claude Used to Automate Exploitation and Data Theft Across Multiple Victims
Anthropic has warned that cybercriminals and state-sponsored hackers alike are using its Claude models for cyber attacks, weapons design, propaganda, and mass surveillance between December 2025 and August 2026. The threat actors, which the artificial intelligence (AI) company has
In Other News: InjectEave Attack, SIM Swapper Sentenced, Glasswing Findings Review
Noteworthy stories that might have slipped under the radar: Invisible Unicode slips past phishing filters, US puts $10 million bounty on Iranian cyber official, military ties of Chinese hacking group QTFY. The post In Other News: InjectEave Attack, SIM Swapper Sentenced, Glasswin
Russian State-Sponsored Hackers Use Claude to Rebuild Malware After Detection
Anthropic on Thursday revealed it disrupted a campaign mounted by a Russian state-sponsored threat actor that abused Claude for developing an AI-assisted workflow to get ahead of the detection curve. The operation has been attributed to a cyber espionage group it calls GTG-20006
How Threat Actors Are Turning Trusted AI Platforms Into an Attack Surface
Threat actors are abusing trusted AI platforms to host malicious content, poison search results, and trick users into installing malware. Huntress examines campaigns targeting AI users through weaponized Claude Artifacts, shared AI conversations, sponsored search results, and Cli
Trezor Says 347,000 Users Received Phishing Emails After Brevo Hack
Hackers compromised the Brevo marketing platform and used that access to send phishing emails to users of Trezor, BitBox, and CoinTracking. The post Trezor Says 347,000 Users Received Phishing Emails After Brevo Hack appeared first on SecurityWeek.
Your Critical Vulnerabilities Might Not Be Your Biggest Risk
Security teams have become exceptionally talented at finding vulnerabilities. Now, it’s time to turn our attention to optimizing the process for determining which of those vulnerabilities actually create a path to compromise. A critical vulnerability may look alarming on a scanne
Ukrainian Conti Ransomware Developer Sentenced to 4 Years in US Prison
Oleksii Oleksiyovych Lytvynenko has been sentenced to 4 years in prison after he was arrested in Ireland in 2023. The post Ukrainian Conti Ransomware Developer Sentenced to 4 Years in US Prison appeared first on SecurityWeek.
GitLab urges users to patch max severity path traversal flaw
GitLab urged users on Thursday to patch their servers immediately against a maximum-severity path traversal vulnerability tracked as CVE-2026-85706. [...]
Check Point Patches Critical VPN Vulnerabilities
Tracked as CVE-2026-85102 and CVE-2026-85103, the flaws could be exploited for remote code execution. The post Check Point Patches Critical VPN Vulnerabilities appeared first on SecurityWeek.
Kiteworks Acquires Bonfy.AI to Fill the AI Gap in Data Governance
Financials have not been disclosed, but the estimated cost is in the tens of millions of dollars. The post Kiteworks Acquires Bonfy.AI to Fill the AI Gap in Data Governance appeared first on SecurityWeek.
Surfshark Systems Targeted by Hackers
A misconfigured test server containing engineering material, including internal configurations, was accessed by threat actors. The post Surfshark Systems Targeted by Hackers appeared first on SecurityWeek.
Microsoft fixes Teams, Outlook launch failures on ARM Windows PCs
Microsoft has fixed a bug that prevented Teams and Outlook from launching on ARM-based Windows devices after installing updates released since the August 2026 Patch Tuesday. [...]
Anthropic Says Russian Hackers Used Claude AI to Automate Malware Evasion
Anthropic reveals how criminal groups are increasingly targeting AI vendors' own infrastructure, including to steal a pre-release Claude model. The post Anthropic Says Russian Hackers Used Claude AI to Automate Malware Evasion appeared first on SecurityWeek.
PaperCut Flaws Exploited in AI-Powered Attacks
A Russian threat actor used AI to build, test, and deploy exploits against hundreds of organizations worldwide. The post PaperCut Flaws Exploited in AI-Powered Attacks appeared first on SecurityWeek.
Trezor: 347,000 users targeted in phishing attacks after Brevo breach
Trezor has revealed that phishing attacks against its customers earlier this week targeted 347,000 email addresses and affected 2,500 users who clicked an embedded malicious link. [...]
Attackers Chain JFrog Artifactory Flaws to Gain Admin Control and Plant Backdoors
Attackers have chained two flaws in JFrog Artifactory, the repository that software build pipelines pull from, to take administrator control of self-hosted servers and plant backdoors, cloud security company Wiz said in a report. Wiz saw the attacks between August 15 and Septembe
China-Linked UNC3569 Exploited Sogou Input Method Flaw to Deploy GRAYRABBIT Backdoor
A China-linked hacking group exploited a flaw in Sogou Input Method, one of the most widely used tools for typing Chinese characters on Windows, to install a backdoor on victims' computers, security company Gen Digital said in research published Thursday. The attack started with
Conti ransomware gang member sentenced to 4 years in prison
A Ukrainian national has been sentenced to four years in prison for his role in Conti ransomware attacks between 2021 and 2022. [...]
PaperCut Replaces Emergency Patches With Fixes for Two Actively Exploited Flaws
PaperCut on Thursday released a new security maintenance release that replaces all previously published emergency patches that were pushed to address two security flaws that have come under active exploitation. The software development company said PaperCut NG/MF versions 26.0.5,
Cisco FMC Flaws Exploited to Steal Credentials and Deploy Qilin Ransomware
Cisco has revealed that three distinct threat clusters linked to ransomware and state-sponsored attacks have been exploiting two recently patched Secure Firewall Management Center (FMC) vulnerabilities. The attacks leverage CVE-2026-20079 (CVSS score: 10.0), an authentication byp
Indonesia Hit by Android Banking App-Cloning Campaign
The GoldFactory threat group exploits the Android Work Profile feature to deliver the Gigabud Trojan, while Mantax Otax spreads separately.
New Android malware encrypts files, steals data, and harasses victims
A new Android malware strain called Mantax Otax combines ransomware and spyware capabilities to encrypt files, steal sensitive data, and spam and harass victims. [...]
Voice Callers Exploit BYOD to Reach Microsoft 365, Corporate Data
Threat actors are leveraging Microsoft's Graph API to identify lucrative targets, then passing their access to extortion groups like ShinyHunters.
September Windows Server updates break Remote Desktop Services
Windows admins report that the September 2026 security updates are causing Remote Desktop Services (RDS) failures on Windows Server 2019, 2022, and 2025 servers, preventing users from connecting and, in some cases, requiring a hard reset to restore functionality. [...]
Surfshark VPN says hackers breached internal testing, proxy servers
Surfshark disclosed that hackers accessed one of its internal test servers after a configuration error exposed it to the internet. [...]
Microsoft Excel KB5002914 update breaks copy and paste for some users
Microsoft Excel users report that this week's KB5002914 Office security update is breaking copy-and-paste operations and formula dragging, with affected users saying that removing or rolling back the update restores normal functionality. [...]
ThreatsDay: 200 Android Flaws, Browser-Built Phishing, 119K Scam Shops + 23 More Stories
A lot of this week’s security news has the same awkward answer to one question: “Why was that allowed to work?” An extension asks for access and takes too much. A trusted service becomes part of a phishing chain. An old bug still gets results. An exposed system stays exposed. A p
AI-powered attack exploited PaperCut flaws to hack 395 organizations
A threat actor, likely Russian-speaking, used hundreds of AI agents to develop and launch a global exploitation campaign targeting vulnerable PaperCut NG/MF servers. [...]
Nightmare-Eclipse Strikes Again With 'ShieldCrash' Windows Exploit
The disgruntled researcher continued their vendetta against Microsoft by publishing yet another zero-day exploit for Windows Defender.
Google Play Early Access Abused to Push Thousands of Deceptive Android Apps
Bad actors are misusing Google Play's Early Access program to push deceptive apps that claim to offer money, rewards, casino winnings, and premium content. Early Access apps are apps that haven't been released on the official Android app marketplace. The main idea behind the prog
Check Point Discloses Two 9.8-Rated VPN Certificate Flaws Enabling Unauthenticated RCE
Check Point has patched two critical vulnerabilities in the way its firewall and management products handle VPN certificates. The company says both could allow an unauthenticated remote attacker to run code, but only "under specific conditions" that it has not described. One flaw
EU Cyber Resilience Act to Enforce New Reporting Requirements
Starting Friday, European organizations will have just 24 hours to notify the EU government any time they discover serious product security incidents.
Mythos Vulnerability Firehose Hits a Human Bottleneck
An analysis of Project Glasswing findings shows only a fraction of the bugs it has discovered have reached disclosure, and an even smaller number have been fixed.