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Cyber security news, as it breaks.
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Threat Intelligence
👉 Malware, zero-days, exploits
152stories this week
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Most fromThe Hacker News, BleepingComputer, Help Net Security, Bitdefender
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Microsoft on Tuesday announced the takedown of the EvilTokens device code phishing service that it said used artificial intelligence (AI) “at every step of the attack chain.” The action, carried out with authorization from the U.S. District Court for the Eastern District of Virginia, involved the efforts of Health-ISAC, alongside Cloudflare, Coinbase, OpenAI, Railway, SpyCloud,…
The Hacker News
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A critical vulnerability in Bifrost, an open-source AI gateway that routes requests to more than 20 LLM providers, allows an unauthenticated attacker to run arbitrary commands on the gateway server with a single HTTP request. The flaw, tracked as CVE-2026-90898 (CVSS score: 9.8), affects all versions of the Bifrost HTTP transport before 2.1.0 when management…
The Hacker News
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BigDiskBuster leaves Microsoft’s antivirus running but unable to install updates…
The Register
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A zero-day proof-of-concept tool that stops Microsoft Defender from installing platform and signature updates by filling all available disk space was published on GitHub on September 19. The tool, called BigDiskBuster, has no patch, no CVE, and no Microsoft advisory. Its author, Abdelhamid Naceri, is a former Microsoft security researcher whose earlier Defender exploits were…
The Hacker News
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Used by crims to compromise 12K+ email inboxes across 10K+ global orgs…
The Register
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EvilTokens has quickly become one of the top PhaaS platforms, enabling device code phishing attacks through AI-assisted lures, automated infrastructure, and token theft. In collaboration with partners, Microsoft Digital Crimes Unit (DCU) facilitated a disruption of EvilTokens infrastructure and operations.
Microsoft
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To help security practitioners catch malware that leans on AI, researchers from Cisco Talos shared an open-source framework that they hope will be used to classify and analyze the threat. The tool, called CAIRN, works entirely from metadata pulled off files. No downloading the malware, no running it. CAIRN explorer connects malware binaries by metadata…
Help Net Security
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Attackers are exploiting a new flaw in on-premises VeloCloud Orchestrator (VCO), the server that manages the Edge devices in a VeloCloud SD-WAN, Arista said on September 22. The flaw, tracked as CVE-2026-93952, may allow a remote attacker with no login access to privilege internal functions and affect the VCO host. Only orchestrators set up to…
The Hacker News
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More Than a Third of Industrial Orgs See Cybersecurity Risk as a Top Obstacle to Growth, Study Finds
Industrial companies are increasing cybersecurity investment as connected operations, AI adoption, and IT/OT convergence expand operational risk.
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