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Cybersecurity firm TigerByte Cyber has emerged from stealth mode with $3 million raised in a seed funding round led by Hale Capital Partners, with additional support from Tenon VC. Hanover, NH-based TigerByte Cyber provides cyber hardening for AI and edge devices to protect systems where they operate. The company has built a solution that provides modern cybersecurity protections to legacy systems, including mission-critical edge devices. Named Cyber Protection Suite (CPS), it is an ultra-compact plug-and-play…

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SecurityWeek’s weekly cybersecurity news roundup offers a concise overview of important developments that may not receive full standalone coverage yet remain relevant to the broader threat landscape. This curated summary highlights key stories across vulnerability disclosures, emerging attack methods, policy updates, industry reports, and other noteworthy events to help readers stay well-informed about the evolving cybersecurity environment. Here are this week’s highlights:  Raindrop raises $35 million for AI agent monitoring Raindrop, designed to detect unknown…

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Researchers at security firm Hacktron used Claude to build a working exploit for a vulnerability in an image-processing library, then chained it with a flaw in OpenAI’s sign-in system to take over employee ChatGPT and Codex accounts, and ultimately gained access to internal code repositories. The entry point was OpenAI’s community forum, community.openai.com, which runs on Discourse. Discourse’s built-in image checks didn’t support the HEIC/HEIF photo format, so uploads in that format were passed to…

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Internet Systems Consortium (ISC) has released fresh security updates for BIND, the widely used open source DNS server software, resolving 14 vulnerabilities that could lead to denial-of-service (DoS) attacks. Seven are high-severity flaws that could be exploited to cause an unexpected program exit, memory exhaustion, named termination, and resource exhaustion, causing DoS conditions. The remotely exploitable bugs are tracked as CVE-2026-80274, CVE-2026-76163, CVE-2026-19666, CVE-2026-81563, CVE-2026-77692, CVE-2026-19667, and CVE-2026-81736. They can be triggered using mismatched NOQNAME…

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More than 200,000 WordPress websites are potentially exposed to takeover attacks via two critical-severity vulnerabilities in The Events Calendar plugin. A highly popular plugin with over 600,000 active installations, The Events Calendar allows administrators to easily create and manage an events calendar on their websites. All plugin versions before 6.17.3.1 are affected by two code injection bugs that could lead to remote code execution (RCE), allowing attackers to take over sites, WordPress security firm Defiant…

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Microsoft AI has published a draft “Humanist AI Code of Conduct” for its MAI Models, spelling out safety rules for offensive cyber capabilities, limits on autonomous AI agents, and a dedicated review track for cybersecurity and other specialized uses. According to the code of conduct, models are blocked from producing working exploit code, attack tooling, planning and targeting methodologies, intrusion procedures, evasion techniques, operational guidance, or other assistance that would enable or improve a cyberattack.…

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