IT Security News: Overnight roundup, 2026-10-27 Summary The overnight window was dominated by the PHP2Shell fallout: two critical PHP flaws, CVE-2026-109618 and CVE-2026-109619, drew explainers and were added to CISA's Known Exploited Vulnerabilities catalog, which signals active exploitation and urgent…
University of Copenhagen Confirms Data Breach Affecting 525,000 People
The University of Copenhagen has confirmed a data breach affecting about 525,000 individuals after hackers accessed a test environment that contained…
Anthropic IPO Filing Discloses Risks, Control Structure
Company plans to list on Nasdaq under ticker symbol ANT in flotation that could come as early as next month
Fake Microsoft Teams IT Support Messages Lead to Remote Access and Malware Infections
More than 400 incidents in which attackers abused Microsoft Teams external chats to impersonate IT support, obtain remote access, and deliver malware.…
UK Government Plans AI Biosecurity Lab
Lab to bring together biosecurity expertise with backing from major AI companies, amid other funding to mitigate AI and cyber-risks
IT Security News Hourly Summary 2026-10-27 09h : 10 posts
10 posts published in the last hour 07:47HTTP2Shell emergency updates, PHP2Shell attacks, GitHub worm 07:47Maritime Coalition Launches Free Vulnerability Database for Ship and Port Systems 07:47Hacker Uses Generative AI to Breach 90 Companies and Steal 8.2 Million Records 07:46European and…
HTTP2Shell emergency updates, PHP2Shell attacks, GitHub worm
HTTP2Shell sparks emergency patches https://www.bleepingcomputer.com/news/security/critical-http2shell-brotli-vulnerability-triggers-emergency-patches/…
Maritime Coalition Launches Free Vulnerability Database for Ship and Port Systems
Blue Initiative indexes nearly 30,000 IT and OT vulnerabilities relevant to ships and ports, 37 of them in maritime-specific products.
Hacker Uses Generative AI to Breach 90 Companies and Steal 8.2 Million Records
South Korean police have arrested a 32-year-old suspect, identified only as A, accused of leading a massive data breach that stole 8.2 million personal…
European and Ecuadorian cooperation leads to 20 arrests in major hit against drug trafficking
The operation, codenamed Operation CANTABRIA, underscores the success of strong cooperation between European and Ecuadorian law enforcement agencies,…
OpenAI Releases GPT-6.1 Terra With Advanced Computer Use and AI Agent Capabilities
OpenAI has introduced GPT-6.1 Terra, an AI model that combines visual reasoning, desktop interaction, and software engineering capabilities to automate…
CVE-2026-87911
Read this article
Microsoft 365 Token Replay Attacks Let Hackers Access Business Emails Without Passwords
Hackers accessed Microsoft 365 environments at 79 organizations by replaying stolen sign-in sessions, letting them enter business accounts without…
Several AI security market categories are headed for bigger platforms
In this interview with Help Net Security, Jonathan Care, Lead Analyst and Practice Lead AI at KuppingerCole Analysts, compares AI security startups to the…
Attackers Hijack Dahua IP Cameras in Ukraine Using P2P Access and Auth Weaknesses
The Computer Emergency Response Team of Ukraine (CERT-UA) has issued an alert warning of unauthorized remote access to video surveillance systems…
IT Security News Hourly Summary 2026-10-27 08h : 12 posts
12 posts published in the last hour 06:44Researcher Gains Root Access to Samsung Smart TV, Uncovers Extensive User Tracking 06:44Hackers Use Instagram Ads to Deploy Coruna and DarkSword Spyware on iPhones 06:44Microsoft Authenticator vulnerability let rogue Android apps steal work…
Researcher Gains Root Access to Samsung Smart TV, Uncovers Extensive User Tracking
A cybersecurity researcher says he gained root access to a 2025 Samsung Smart TV and found software built to track far more than the picture on the…
Hackers Use Instagram Ads to Deploy Coruna and DarkSword Spyware on iPhones
Cybercriminal groups are using malicious Instagram advertisements, abandoned analytics tags, and compromised websites to deliver Coruna and DarkSword…
Microsoft Authenticator vulnerability let rogue Android apps steal work account access
If you use Microsoft Authenticator on Android, update it. Researchers at Enclave found a flaw that let any app on your phone quietly take over your work…
Hackers Use AI Agents to Target Over 2,250 Microsoft 365 Tenants Through ConnectWise
Hackers used AI agents and stolen ConnectWise application credentials to attempt access to more than 2,250 Microsoft 365 tenants, according to Microsoft’s…
LLM agent security needs more than guardrails
Madhu Shashanka, Chief Scientist at Concentric AI, explains why securing LLM tools and agents depends more on your data than on the model. Controls on…
OpenAI Codex Breaks USB Encryption in Minutes, Exposing Hardcoded Keys and Security Flaws
OpenAI Codex helped researcher Xusheng Li uncover flaws in four USB protection products, including hardcoded encryption keys and hidden accounts that…
Hackers Abuse ConnectWise Cloud Backup Credentials to Launch AI-Driven Microsoft 365 Attacks
Hackers abused compromised ConnectWise Cloud Backup application credentials to access Microsoft 365 environments, escalate privileges, and plant…
Ordering violence from abroad: five suspects arrested in Spain, Morocco, and France
Five suspects linked to the organisation and recruitment of serious violence have been arrested in Spain, Morocco, and France, in the latest results of…
71% of vulnerability exploitation starts within a week of disclosure
Attackers are exploiting newly disclosed security flaws within days, leaving organizations little time to respond, according to Rapid7’s Q3 2026 Quarterly…