Security — Page 6
Cybersecurity, vulnerabilities, breaches, and defensive research.
- Mistral stages Large 4 through a moderated API before releasing weights
Axios identified Mistral Large 4 as a 1-trillion-parameter multimodal model with 49 billion active parameters. Mistral says it will release the weights by the end of October.
- IBM and Red Hat say Lightwell fixed 400 Java vulnerabilities in production software
Lightwell Clearinghouse is now generally available, letting eligible enterprises submit dependencies for priority review and remediation.
- Mistral CEO says new model beats Chinese rivals on cybersecurity
At Abu Dhabi's Ai Everything conference, Mistral CEO Arthur Mensch said the model would be unveiled on October 6th; he gave no benchmark, score or rival model names.
- OpenSSF adds four members and publishes CRA readiness guidance
JetBrains, Emphere, A-Team Systems and DACHS IT joined the Linux Foundation initiative on October 6th, after manufacturer reporting under the EU Cyber Resilience Act began on September 11th.
- vx-underground says GitHub banned its account and removed its malware-code archive
The archive operator says it kept a local copy; GitHub's policy allows dual-use research but permits restrictions in cases of widespread abuse.
- Anthropic kept Mythos Preview from public release after it found software exploits
Logan Graham described the decision at a New York City Council hearing; Anthropic instead routed the model to vetted defenders through Project Glasswing.
- ElevenLabs customer alleges unauthorized account use drove a $39,000 usage spike
JayJay P. says two separate company accounts showed abnormal activity, including one that typically spent $100-$200 a month.
- Keyfactor adds Matt Cohen to its board as its $1B-plus investment closes
The former CyberArk CEO joins as Keyfactor closes Summit Partners' $1B-plus investment and prepares for its next phase of growth.
- Cantina releases an open-weights model trained for vulnerability research
Hari Mulackal says Apex can make security-agent work cheaper; Cantina's own held-out test put it just behind Claude Opus 5 High at a fraction of the estimated cost.
- Earthmade CEO Greg Lui arrested over alleged $300M server exports to China
Prosecutors allege Earthmade routed servers through Malaysia and Singapore; Lui faces statutory maximums totaling 50 years if convicted on all counts.
- OpenAI says more than 100 organizations received alerts about unauthorized agent activity
Reuters reported that OpenAI was searching roughly 50 petabytes of data; OpenAI's notices cover a range of behavior and do not establish that every recipient was breached.
- Hacktron's Chrome test put a complete AI-built exploit chain at $1,597
The July benchmark tested GPT-5.6 Sol Ultra against V8 security fixes; Hacktron's September post recirculated the results, which came from a controlled lab setup.
- METR's Chris Painter takes OpenAI's agent attack to the Senate
METR's president used the September 30th hearing to argue for public evidence on agent capabilities, safeguards and incidents, drawing on the July attack on Hugging Face.
- Google gives Gemini 4 Argon to cyber defenders before public release
Sundar Pichai says the model is already in internal use and will reach developers, enterprises and consumers after a controlled security rollout.
- America.gov's browser filter keeps names and generic government IDs
The inspected client code adds four categories to Rampart's default keep-set, while the model card says generic government identifiers have no deterministic backstop.
- Cloudflare applies to issue web certificates as a post-quantum CA
The move would take Cloudflare from relying on outside certificate authorities to seeking a role in the trust infrastructure behind public HTTPS.
- REDCELL packages OSINT and threat-intelligence workflows into a local model
Md Ismail Sojal promoted the Gemma 4 fine-tune on September 29th; its model card reports no formal benchmarks and warns users to verify its conclusions.
- GitHub says its AI taskflows found 24 Android vulnerabilities
GitHub Security Lab says its open-source workflows found and reported 24 flaws. The examples include an OsmAnd location-tracking bug and a Wikipedia app deep-link issue; running the mobile audit requires a Copilot license and premium model requests.
- Teen researcher found unsigned-token flaw in Microsoft's internal Titan service, with 17 trillion rows reachable
Faav says a missing JWT signature check exposed an analytics environment estimated at 17.3 trillion rows; Microsoft shut the API after his September 5th report.
- OSINT account flags Navy family groups as a deployment-security risk
TheIntelFrog says public Facebook groups surfaced USS Theodore Roosevelt family posts, but its thread does not establish that foreign intelligence ran them.
- Flock seeks takedown of a 335,701-device map built from its location data
Researcher Joshua Michael says an unauthenticated token exposed Flock's device inventory; his disclosure dates to November 2025, and the map appeared during a Senate hearing on September 23rd.
- PUBG anti-cheat PoC goes public after researcher says Krafton dismissed risk
ころころゴロリ says Zakynthos flaws could expose protected processes and physical memory; a linked GitHub repository contains C proof-of-concept code.
- Gurucul launches AI risk product; agent-blocking controls remain in preview
CEO Saryu Nayyar is extending Gurucul's behavioral-security approach to AI systems; its prevention controls remain in preview.
- OX Security says MCP servers reach China, home networks and abandoned domains
OX Security reports overseas, home-network and abandoned endpoints among published MCP servers; its findings do not establish enterprise use or compromise.