A high-severity security flaw affecting default installations of Ubuntu Desktop versions 24.04 and later could be exploited to escalate privileges to the root level. Tracked as CVE-2026-3888 (CVSS score: 7.8), the issue could allow an attacker to seize control of a susceptible system. "This flaw (CVE-2026-3888) allows an unprivileged local attacker to escalate privileges to full root access

Apple has released its first Background Security Improvements update to fix a WebKit flaw tracked as CVE-2026-20643 on iPhones, iPads, and Macs without requiring a full operating system upgrade. [...]

The GlassWorm supply-chain campaign has returned with a new, coordinated attack that targeted hundreds of packages, repositories, and extensions on GitHub, npm, and VSCode/OpenVSX extensions. [...]

The European Union Council has announced sanctions against three entities and two individuals for their involvement in cyberattacks targeting critical infrastructure in the region. [...]

Apple on Tuesday released its first round of Background Security Improvements to address a security flaw in WebKit that affects iOS, iPadOS, and macOS. The vulnerability, tracked as CVE-2026-20643 (CVSS score: N/A), has been described as a cross-origin issue in WebKit's Navigation API that could be exploited to bypass the same-origin policy when processing maliciously crafted web content. The

Cybersecurity researchers have disclosed a critical security flaw impacting the GNU InetUtils telnet daemon (telnetd) that could be exploited by an unauthenticated remote attacker to execute arbitrary code with elevated privileges. The vulnerability, tracked as CVE-2026-32746, carries a CVSS score of 9.8 out of 10.0. It has been described as a case of out-of-bounds write in the LINEMODE Set

Cybersecurity researchers have disclosed details of a new method for exfiltrating sensitive data from artificial intelligence (AI) code execution environments using domain name system (DNS) queries. In a report published Monday, BeyondTrust revealed that Amazon Bedrock AgentCore Code Interpreter's sandbox mode permits outbound DNS queries that an attacker can exploit to enable interactive shells

The ransomware operation known as LeakNet has adopted the ClickFix social engineering tactic delivered through compromised websites as an initial access method. The use of ClickFix, where users are tricked into manually running malicious commands to address non-existent errors, is a departure from relying on traditional methods for obtaining initial access, such as through stolen credentials

AI agents are autonomous actors with real access to data and systems, not just copilots. Token Security explains why identity-based access control is critical to prevent misuse and data exposure. [...]

A new font-rendering attack causes AI assistants to miss malicious commands shown on webpages by hiding them in seemingly harmless HTML. [...]

Microsoft has stopped automatically installing the Microsoft 365 Copilot app on Windows devices that have the Microsoft 365 desktop client apps. [...]

The LeakNet ransomware gang is now using the ClickFix technique for initial access into corporate environments and deploys a malware loader based on the open-source Deno runtime for JavaScript and TypeScript. [...]

A majority of security leaders are struggling to defend AI systems with tools and skills that are not fit for the challenge, according to the AI and Adversarial Testing Benchmark Report 2026 from Pentera. The report, based on a survey of 300 US CISOs and senior security leaders, examines how organizations are securing AI infrastructure and highlights critical gaps tied to skills shortages and

Microsoft has shared guidance to fix C:\ drive access issues and app failures on some Samsung laptops running Windows 11, versions 25H2 and 24H2. [...]

Microsoft has released an emergency update to fix a Bluetooth device visibility issue on hotpatch-enabled Windows 11 Enterprise devices. [...]

Microsoft is working to address a known issue that renders the classic Outlook email client unusable for users who have enabled the Microsoft Teams Meeting Add-in. [...]

Le 16 mars 2026, Nvidia a lancé NemoClaw, une couche de sécurité et de gouvernance qui vient se superposer à OpenClaw. Avec ce projet, l'entreprise américaine espère convaincre les entreprises que l’ère des agents IA peut enfin se concilier avec la sécurité.

North Korean threat actors have been observed sending phishing to compromise targets and obtain access to a victim's KakaoTalk desktop application to distribute malicious payloads to certain contacts. The activity has been attributed by South Korean threat intelligence firm Genians to a hacking group referred to as Konni. "Initial access was achieved through a spear-phishing email disguised as a

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday added a medium-severity security flaw impacting Wing FTP to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation. The vulnerability, CVE-2025-47813 (CVSS score: 4.3), is an information disclosure vulnerability that leaks the installation path of the application under certain conditions