Cybersecurity News

Analysis of real-life incident response cases by Cisco Talos warns that phishing remains a powerful method of initial compromise

OpenWrt has shipped version 24.10.8 to close a critical DHCPv6 stack overflow and a wider set of remotely triggerable flaws in network services enabled by default. The critical issue, tracked as CVE-2026-53921 and rated 9.8 on CVSS 3.1 in OpenWrt's GitHub advisory, lets an unauthenticated attacker able to reach the DHCPv6 server overwrite a stack buffer in odhcpd through a crafted DHCPv6

Microsoft has launched a new agentic security system for cyber defenders as well as its first cyber-focused AI model

The cybersecurity pioneer discusses the evolution of the CISO role, AI's impact on careers, and why operational resilience is the profession's next frontier.

The Iranian state-backed hacking group tracked as Nimbus Manticore (aka GalaxyGato, Mirage Kitten, Smoke Sandstorm, Subtle Snail, and UNC1549) has been attributed to a fresh set of attacks targeting entities across the Middle East, Africa, and South Asia. The intrusions involve the use of a previously undocumented Windows backdoor called NightLedger and two custom WebSocket tunnelers,

Coca Cola claims data was stolen from its Fairlife business after a recent ransomware attack

NVIDIA has launched a new Open Secure AI Alliance to build an “open defense stack for agents”

CREST’s new AI standards are optional add-on requirements for cybersecurity service providers wishing to demonstrate responsible AI usage

JetBrains is urging customers of on-premise versions of TeamCity to update to the latest version following the discovery of a critical security issue that could result in arbitrary code execution. The vulnerability, assigned CVE-2026-63077 (CVSS score: 9.8), affects all TeamCity On-Premises versions. It has been addressed in versions 2025.11.7 and 2026.1.3. TeamCity Cloud instances have already

STAR Labs has published a Linux kernel exploit that turns an ordinary local user into root on the CentOS Stream 9 build it targeted. The flaw, tracked as CVE-2026-53264 (CVSS score: 7.8), is a use-after-free race in the kernel's network traffic-control subsystem.Researcher Lee Jia Jie said artificial intelligence (AI) helped him find the bug and speed up exploit development. This is local

Microsoft has launched its first cybersecurity-specific model inside MDASH, its multi-model vulnerability identification and remediation harness. The company says MDASH, using MAI-Cyber-1-Flash and GPT-5.4, scored 95.95% on CyberGym. It also claims the configuration costs 50% less than its current best MDASH combination of GPT-5.4, GPT-5.4 mini, and GPT-5.3 Codex. Access is limited to approved

A maximum-severity security flaw impacting on-premises versions of Arista VeloCloud Orchestrator (VCO) has come under active exploitation in the wild. The vulnerability, tracked as CVE-2026-16812 (CVSS score: 10.0), is a case of operating system command injection that could pave the way for arbitrary code execution. "VeloCloud Orchestrator (VCO) on-prem has a security issue where this issue

Attackers used Hermes, an autonomous open source tool, in unrestricted "YOLO mode" to conduct espionage against Thailand's Ministry of Finance.

PleaseFix class of flaws makes it easy to socially engineer agentic browsers and highlights weaknesses in how they handle cross-origin requests.

This category of vulnerabilities allows an attacker to easily acquire administrative level permissions and bypass cloud providers' access controls.

An FBI agent explains how the mulitnational law-enforcement Operation Cronos was successful in disrupting the largest ransomware group of its time.

As attackers shift from password theft to session and token theft to bypass multifactor authentication controls, organizations must move beyond login security and protect authenticated sessions.

NVIDIA and 36 other organizations have formed the Open Secure AI Alliance to develop and share open technologies, techniques, and tools for securing software and artificial intelligence (AI) agents. The 37-member group spans cloud, security, enterprise software, and AI companies, including Microsoft, Cisco, Cloudflare, CrowdStrike, Hugging Face, IBM, Palo Alto Networks, Red Hat, and the Linux

Confidence in autonomous security tools is declining, and here's why.

Dysphoria, an Internet of Things (IoT) botnet line tracked by CNCERT and XLab, has adopted blockchain-based name services and infected-device relays after a March law-enforcement operation against JackSkid infrastructure. The researchers say the design makes the botnet harder to disrupt. CNCERT, China's national computer emergency response team, and XLab, the threat-intelligence lab of Chinese

Public exploit details released on July 27 show how an unauthenticated request can reach PHP's eval() function inside vBulletin and execute code on an unpatched forum server. The attack requires no account, administrative access, or interaction from another user. SSD Secure Disclosure lists vBulletin 6.2.1 and earlier, and 6.1.6 and earlier, as affected, but does not give a lower version

Impersonating well-known cryptocurrency and trading sites, SourTrade has developed a novel technique to drop infostealers to victims

Halcyon’s latest quarterly ransomware report showed that while ransomware attacks are declining, obfuscation techniques are getting harder to fight against

Escalating threats are forcing boards to prioritize security, but communication gaps persist. Boards and security teams each say they need more support to bridge the divide.

The hacking of Hugging Face by a rogue OpenAI agent is significant, but unsurprising — and preventing the next AI model escape will be difficult, at best.

A porous API endpoint exposes, names, email addresses, country, and site status, all of which can be easily gleaned by anyone with a browser.

Microsoft addresses a public-by-default configuration and chain of code flaws in Azure Automation that could have let attackers seize another tenant's identity and access others' data, credentials, and cloud workloads.

Researchers at ReliaQuest warned of widespread DNS poisoning attacks targeting the hospitality sector as part of a cyber espionage campaign

OpenAI’s chatbot tool ChatGPT ranked among the top 10 most impersonated brands in phishing attacks for the first time

Comparitech’s analysis of incidents in the first half of 2026 finds that the emergence of The Gentlemen ransomware has resulted in surge in attacks against higher education