https://defend.network/briefings/microsoft-sonicwall-github-zero-day-exploits-2026-07-15.html defend.network en 2026-07-15T06:30:00Z Critical zero-days in Microsoft Active Directory, SonicWall SMA1000, GitHub malware campaign https://defend.network/briefings/modheader-extension-crashstealer-joomla-rce-exploits-2026-07-14.html defend.network en 2026-07-14T06:30:00Z ModHeader, CrashStealer, Joomla RCE active exploits; npm supply-chain risk https://defend.network/briefings/npm-supply-chain-zimbra-rce-android-malware-2026-07-13.html defend.network en 2026-07-13T06:30:00Z npm supply-chain attacks escalate; Zimbra RCE, Android malware evolves