The China-linked ransomware group Warlock targeted a water utility, a telecom provider, a regional government body, and a university by exploiting SharePoint vulnerabilities to gain initial access. [...]
"Rogue AI" terminology anthropomorphizes LLMs and shifts risk responsibility from vendors. Defenders should treat agents as untrusted, nondeterministic software systems, not sentient beings with malicious intent.
Noteworthy stories that might have slipped under the radar: Kiteworks patches over 100 vulnerabilities, Microsoft publishes 2026 Digital Defense Report, AI finds 24 Android app flaws. The post In Other News: $15K iCloud Spoofing Bugs, AI Policy Experts Phished, Adblocker Spies on AI Chats appeared first on SecurityWeek.
The group is exploiting a variety of vulnerabilities impacting Microsoft SharePoint, according to a new report from Symantec Threat Hunter Team.
Hackers used the account, which has 13 million followers, to amplify a Clippy-themed cryptocurrency account. The post Crypto Scammers Hijack Microsoft’s Official X Account appeared first on SecurityWeek.
The China-based hacking group has been exploiting SharePoint vulnerabilities since July 2025. The post Warlock Expands SharePoint Exploitation in Critical Infrastructure Attacks appeared first on SecurityWeek.
On Thursday, unknown attackers hijacked the official Microsoft account on X, which has over 13 million followers, in what appeared to be a pump-and-dump scheme promoting a crypto token. [...]
Group-IB descubre BraZetsu, un nuevo malware para Windows basado en Python que funciona como un toolkit maestro para Initial Access Brokers y potencia un marketplace clandestino único, mejorado con IA, para comercializar objetivos comprometidos en Iberoamérica y Latinoamérica.
Microsoft says cyberattackers are currently benefiting from artificial intelligence faster than defenders, allowing threat actors to speed up vulnerability discovery, malware development, and post-compromise activity while security teams struggle to keep pace. [...]
According to this year’s Microsoft Digital Defense Report, government agencies and services were the sector most impacted by cyber threats in 2026, accounting for 27% of observed activity, up from 17% in 2025. The post Preparing governments for an era of interconnected cyber risk appeared first on Microsoft Security Blog.
Read highlights from the 2026 Microsoft Digital Defense Report, which reflects a security environment that continues to grow more interconnected. The post Insights from the 2026 Microsoft Digital Defense Report appeared first on Microsoft Security Blog.
Google unveils Gemini 4 Argon, a frontier AI model built for coding, enterprise work, and autonomous cybersecurity defense, rolling out to trusted testers. Google announced Gemini 4 Argon, and it’s not going straight to the public. It’s rolling out first to a set of trusted cyber defenders through what Google calls the Fairwind Program, which […]
Google unveils Gemini 4 Argon, a frontier AI model built for coding, enterprise work, and autonomous cybersecurity defense, rolling out to trusted testers. Google announced Gemini 4 Argon, and it’s not going straight to the public. It’s rolling out first to a set of trusted cyber defenders through what Google calls the Fairwind Program, which […]
As AI takes on more of the enrichment, correlation, and initial assessment inside the SOC, roles, skills, and KPIs still require deliberate redesign. Security leaders need to decide where automation is dependable, where human judgment should remain decisive, and how teams should be measured when alert handling is no longer the center of the operating modelThe Gartner® report, The Roles Required for the AI-Enabled Security Operations Center (SOC), examines the roles and capabilities Gartner expe…
Microsoft announced that Windows settings backup and restore is now enabled by default on all Microsoft Entra-joined or Microsoft Entra hybrid-joined enterprise systems upgraded to Windows 11 26H2. [...]
The company says its new frontier AI model found a critical vulnerability in software used by hospitals worldwide. The post Google Launches Gemini 4 Argon With Guardrail-Free Access for Vetted Defenders appeared first on SecurityWeek.
Google on Wednesday announced its latest frontier artificial intelligence (AI) model, Gemini 4 Argon, that it said is being rolled out to a set of trusted cyber defenders through its Fairwind Program. "It delivers frontier performance in complex workflows across real-world software engineering, enterprise knowledge work like legal and finance, and cybersecurity defense," Koray Kavukcuoglu,
Cryptocurrency exchange Bitget on Wednesday confirmed that attackers who stole $387.5 million last week exploited a zero-day flaw in third-party security products, citing ongoing investigation findings from SlowMist. "Their investigation identified malicious activity involving third-party security products, including a zero-day vulnerability, and recovered a customized tool used by the attacker
This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 8.8. The following CVEs are assigned: CVE-2026-50375.
This year at Microsoft Ignite, we spotlight our AI-first, end-to-end security platform designed to protect identities, devices, data, applications, clouds, infrastructure, and the AI agents now working alongside your teams. The post Secure what’s next: Your guide to Microsoft Security at Microsoft Ignite 2026 appeared first on Microsoft Security Blog.
New Swimlane research underscores a paradox: While AI detection and response is essential to giving defenders an edge, one in four security pros say AI limits their skill development.
See how attackers like GootKit and WhisperGate abuse Windows Defender exclusions to hide malware from AV scans — and how Huntress detects it.
Threat actors have weaponized a now-patched security flaw in Zimbra Collaboration Suite (ZCS) to deploy web shells and access mailbox data, according to findings from the Microsoft Security Research team. The attack exploits CVE-2026-73570 (CVSS score: 8.9), an unauthenticated operating system command injection flaw that can lead to remote code execution when Simple Network Management Protocol
Microsoft has warned of phishing campaigns distributing an installer for the MSP360 Remote Monitoring and Management (RMM) software under the guise of meeting invitations, PDF-themed lures, software update prompts, and other social-engineering content. "Once executed, the legitimate MSP360 installer, distributed under a deceptive file name established remote management access on affected
Higher education faces a difficult security equation. Universities hold large volumes of sensitive student, financial, health, and research data while supporting open networks, distributed users, legacy infrastructure, and increasingly complex cloud environments. Attackers have taken notice, and the pressure on security teams continues to grow.In Q2 2025, universities faced an average of 4,388 cyberattacks per organization per week, up 24% from the same period in 2024. Nine in ten universities …
Microsoft Threat Intelligence examines CVE-2026-73570 exploitation in Zimbra, including observed attack paths, detection opportunities, and mitigation guidance. The post Unauthenticated command injection on internet-facing mail servers: tracking CVE-2026-73570 appeared first on Microsoft Security Blog.
Written by: Robin Grunewald, Supriya Mazumdar, Kelli Vanderlee Introduction Google Threat Intelligence Group (GTIG) examines vulnerability disclosure and exploitation statistics to evaluate the impact of artificial intelligence (AI) on the vulnerability threat landscape. We found that AI is measurably changing not just the pace of vulnerability discovery and exploitation, but also the types and typical risk profiles of vulnerabilities that are being discovered. Key findings: Vulnerability discl…
Microsoft has reminded customers that the Entra ID authentication system will get better protection against external script injection attacks starting next month. [...]
Cryptocurrency exchange Bitget revealed today that attackers who stole $387.5 million last week breached its systems after exploiting a zero-day flaw in third-party security products. [...]
