Cybersecurity News

A use-after-free in the afd.sys Windows kernel-mode driver has been exploited to gain SYSTEM privileges. The post August 2026 Patch Tuesday: Microsoft Fixes 421 CVEs, One Exploited Zero-Day appeared first on SecurityWeek.

The Computer Emergency Response Team of Ukraine (CERT-UA) has disclosed details of a new social engineering campaign orchestrated by Russian nation-state threat actors targeting IT workers in the country by masquerading as recruiters to trick them into installing malware. CERT-UA pinned the activity on a threat cluster it tracks as UAC-0145, which is a subgroup within Sandworm (aka APT44,

Delta Air Lines is investigating an unauthorized Wi-Fi network that appeared aboard a flight from Las Vegas to Atlanta carrying passengers who had attended the DEF CON hacker convention. [...]

Microsoft has released Windows 10 KB5120249 Extended Security Updates for versions 22H2 and 21H2 to fix security vulnerabilities and bugs. [...]

Today is Microsoft's August 2026 Patch Tuesday, and with it comes security updates for a massive 400 flaws, including one actively exploited and two publicly disclosed zero-day vulnerabilities. [...]

The airline deactivated the network after the crew realized someone was messing with the in-flight system. The feds are investigating. The post Delta investigates in-flight Wi-Fi spoofing on post-DEF CON flight from Las Vegas appeared first on CyberScoop.

Microsoft has released Windows 11 KB5121003 and KB5120240 cumulative updates for versions 25H2/24H2 and 23H2 to fix security vulnerabilities, bugs, and add new features. [...]

The security defects could be exploited for arbitrary code execution and denial-of-service. The post Adobe Urges Immediate Patching of Critical ColdFusion, Campaign Classic Flaws appeared first on SecurityWeek.

Security researchers found a way to enter Microsoft SharePoint servers as any user, including an administrator, with no valid account. A significant part of the work that found it was done through an AI agent. The flaw, tracked as CVE-2026-55040 (CVSS 9.1), affects SharePoint Server Subscription Edition, SharePoint Server 2019, and SharePoint Server 2016. Microsoft's

The ransomware group known as DeadLock has been observed using decentralized infrastructure to facilitate victim communications and data leak operations in a bid to improve operational resilience. "Its recovery ecosystem combines the Session messaging network with blockchain-backed services that store and deliver resources used throughout the extortion process," the Microsoft Threat

Global supply chain and distribution giant Wesco has confirmed in a statement for BleepingComputer that it is investigating a cybersecurity incident. [...]

Impacting Zoom annotation, the bug could be exploited by a meeting participant to execute code on another participant’s machine. The post Zoom Patches Zero-Click Code Execution Vulnerability appeared first on SecurityWeek.

NIST is seeking public input to modernize the National Vulnerability Database to keep pace with AI-driven cyber threats and machine-scale security data. The post NIST wants to overhaul its vulnerability database for the AI age appeared first on CyberScoop.

Six npm packages queried an Ethereum wallet to locate C2 infrastructure

Organizations are rushing to implement AI without fully grasping where its legal protections begin and end. The post The AI Governance Gap Is a Leadership Problem: Waiting Won’t Close It appeared first on SecurityWeek.

Cursor fixed a pre-trust code execution path in three days then closed the report as informative

SAP released 28 new and two updated security notes, including four notes dealing with critical-severity bugs. The post SAP Patches Critical Code Injection, Memory Corruption Vulnerabilities appeared first on SecurityWeek.

The Water Watch Center launched at DEF CON aims to help under-resourced utilities protect their systems against hackers. The post US Water Systems Get Cyber Boost From New Senate Bill and ‘Water Watch Center’ appeared first on SecurityWeek.

Mozilla announced today that it updated the GPG key used to sign Firefox and Thunderbird releases after it was accidentally exposed on GitHub. [...]

AI agents can improvise beyond the intended scope of a task when they are given broad access to enterprise systems and data. Token Security explains why organizations need to define agent intent and continuously enforce permissions around what each agent was actually created to do. [...]

OpenAI on Monday unveiled a new cybersecurity-focused model called GPT‑5.6‑Cyber that it said is focused on vulnerability research, penetration testing, and incident response. "Built on GPT‑5.6 Sol, it is trained to improve capabilities on several specialized cybersecurity tasks (e.g., finding zero-day vulnerabilities and developing exploit chains) and to reduce refusals for certain higher-risk

Cloudflare says it mitigated more than 800 network-layer distributed denial-of-service (DDoS) attacks exceeding 1 Tbps in the second quarter of the year. [...]

CISA confirmed today that ransomware gangs have begun abusing a high-severity Microsoft SharePoint remote code execution vulnerability, which has been flagged as actively exploited since early July. [...]

A malicious SIM card can order the device it sits in to run commands of the attacker's choosing. On the cellular modules built into electric-vehicle chargers, industrial routers, and car telematics units, that is enough to take the whole device over. Researchers at the University of Birmingham and the security firm Fuzzware tested 26 phones and cellular modules for the capability, found it

Mozilla has scrapped the cryptographic key behind Firefox and Thunderbird downloads for Linux after an unencrypted copy of it was committed by mistake to one of the company's own private code repositories. That key is how a user, or a Linux distribution packaging the browser, confirms a downloaded Firefox tarball came from Mozilla and was not tampered with. That decision carries a cost for

Corma emerged from stealth with seed funding from Sequoia Capital, Khosla Ventures, and Coatue. The post Corma Raises $60 Million for Defensive Cybersecurity AI Model appeared first on SecurityWeek.

Police and fire response has been impacted by the attack on Suisan City, while two other local authorities have been hit by cyber incidents in the past week also

Security researchers invented a cryptocurrency startup, advertised developer jobs, and hired three people they believe were North Korean operatives. Every virtual machine the company issued was recording. The onboarding paperwork is the part hiring teams can use. The first hire claimed to live in Pasadena, Texas, then sent a California driver's license and a New York bank account. The

Daybreak Blue removes some OpenAI-made guardrails while Daybreak Red grants the use of cyber-focused frontier AI models

The extension amassed over 300,000 installs and a 4.6 rating before Google removed it for stealing data. The post Extension Banned for Stealing AI Chats Returns to Chrome Store, Resumes Malicious Activities appeared first on SecurityWeek.