Daily Recap, Microsoft released March Patch Tuesday addressing 79–84 vulnerabilities including two zero-days (CVE-2026-26127, CVE-2026-21262) across SQL Server, .NET, Office, Azure and Windows with hotpatch options. The coverage also highlights active attacks and supply-chain events such as the Medusa-linked Bell Ambulance breach, UNC6426’s QUIETVAULT deployment and other campaigns, KadNap botnet activity on ASUS devices, BeatBanker on Android, and the Zombie ZIP technique. #Medusa #BellAmbulance #UNC6426 #QUIETVAULT #KadNap #BeatBanker #ZombieZIP #IranInstagram
Patching & Vulnerabilities
- Microsoft released March Patch Tuesday addressing 79–84 vulnerabilities including two zero-days (CVE-2026-26127, CVE-2026-21262) across SQL Server, .NET, Office, Azure and Windows with hotpatch options — MS Patch Tue, MS 84 Fixes, MS 83 Fixes
- Fortinet, Ivanti and Intel issued updates fixing dozens of flaws including remote code execution and privilege escalation bugs across FortiWeb, FortiClientLinux, Ivanti DSM and Intel UEFI firmware — Vendor Patches
- Industrial vendors including Siemens, Schneider Electric, Moxa and Mitsubishi Electric fixed ICS/OT bugs (XSS, misconfigurations, remote DoS) with CISA and CERT advisories for Simatic S7-1500, EcoStruxure and MELSEC — ICS Patches
- Adobe patched 80 vulnerabilities across eight products (Commerce, Illustrator, Acrobat, Premiere Pro), including multiple high-severity Commerce/Magento issues with no known exploitation reported — Adobe Patches
- SAP released 15 notes for March Security Patch Day addressing critical deserialization and Log4j-related code injection flaws (including CVE-2026-27685) and high-severity supply-chain DoS bugs — SAP Patches
- CISA shortened deadlines for patching after adding actively exploited flaws (including a critical SolarWinds Web Help Desk bug and Ivanti CVE-2026-1603) to its Known Exploited Vulnerabilities catalog — CISA Deadlines
- Microsoft released extended and cumulative updates — Windows 10 KB5078885 (ESU) and Windows 11 KB5079473 / KB5078883 — delivering security fixes, Secure Boot certificate rollout, and WDAC/Sysmon improvements — Win10 ESU, Win11 KBs
Active Attacks & Malware
- A cyberattack tied to the Medusa ransomware gang exposed data for 237,830 people at Wisconsin’s largest ambulance provider, including SSNs and medical records — Bell Ambulance
- A Szczecin regional hospital in Poland reverted to paper workflows after an IT encryption incident that blocked access to records while recovery and investigation continue — Polish Hospital
- Researchers warn of a campaign exploiting FortiGate NGFW CVEs and weak credentials to steal configs, decrypt fortidcagent LDAP creds, create persistent admins and exfiltrate NTDS.dit via cloud infrastructure — FortiGate Breach
- New KadNap botnet has infected roughly 14,000 ASUS routers and edge devices, forming a P2P proxy network tied to Doppelganger services with heavy U.S. concentration — KadNap Botnet
- Kaspersky uncovered BeatBanker Android malware disguised as a Starlink app that combines banking trojan features, Monero mining (XMRig) and the BTMOB RAT to maintain stealth and persistence — BeatBanker
- A new EDR bypass dubbed BlackSanta was observed targeting HR departments to kill endpoint detection and response protections — BlackSanta
- The “Zombie ZIP” technique manipulates ZIP headers to slip DEFLATE-compressed payloads past scanners (PoC bypassed 50/51 VirusTotal engines) and prompted a CERT/CC bulletin and CVE-2026-0866 — Zombie ZIP
Supply-Chain & DevOps Attacks
- Threat actor UNC6426 exploited a compromised nx npm package postinstall script to deploy the QUIETVAULT stealer and abuse GitHub→AWS OIDC to gain admin AWS access, exfiltrate S3 data and destroy production within 72 hours — UNC6426
- Researchers removed five malicious Rust crates (notably chrono_anchor) that exfiltrated .env secrets and documented an AI bot (hackerbot-claw) exploiting GitHub Actions and a Trivy extension vuln (CVE-2026-28353), urging key rotation and CI audits — Rust Crates
Influence & Espionage
- Meta disrupted an Iran-linked influence operation that used AI-generated personas on Instagram to cultivate U.S. relationships and later push political messaging via fake journalists and amplifiers — Iran Instagram
- Automated calls and spoofed texts impersonating the Israeli Home Front Command were attributed to Iranian or pro‑Iranian actors as part of a coordinated psychological cyber warfare campaign during Operation Rising Lion — Iran Calls
- Finnish intelligence warns of persistent state-backed cyber espionage from Russia and China targeting Finland’s tech sector, research institutions and government networks for long-term economic and technological intelligence collection — Finland Intel, Finland Intel
Phishing, Identity & Anti-Scam
- Meta rolled out new anti-scam protections across WhatsApp, Facebook and Messenger to detect device‑linking fraud, suspicious friend requests, fake job offers and impersonation using AI detection and user warnings — Meta Tools
- Microsoft is previewing phishing‑resistant, passwordless Windows sign‑ins using Entra passkeys and Windows Hello to reduce credential phishing across managed and unmanaged devices — Entra Passkeys
- The FBI warned of a planning-and-zoning permit phishing campaign that uses public permit data to coerce victims into fake payment requests via wire, P2P services or crypto — Permit Phish
AI Security & Startups
- Scanner raised $22M to scale a cloud-native security data lake and AI threat-hunting platform with its Model Context Protocol for fast detection and response — Scanner Funding
- Tel Aviv startup Jazz emerged with $61M to commercialize an AI-powered context-aware DLP platform using an Agentic Investigator to reduce DLP noise — Jazz Funding
- Kai surfaced from stealth with $125M to build an AI platform bridging IT and OT security visibility and response — Kai Funding
- OpenAI is acquiring AI security startup Promptfoo to bolster code- and model‑security capabilities — OpenAI Buy
Webinars & Research
- A webinar explores securing fragile OT environments and why traditional scanning fails for legacy PLCs, offering visibility and protocol-level defenses for unpatchable assets — OT Webinar
- A separate webinar and guide examine how autonomous AI agents create new data‑leak attack surfaces and practical auditing steps to stop AI-driven exfiltration — AI Webinar
- Analysis shows adversaries using geometric tests as a new “Turing” technique to prove human-like behavior and evade automated defenses in fraud and abuse flows — New Turing