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Tenda AC9 `AdvSetMacMtuWan` Stack-Based Buffer Overflow (CVE-2025-29384) newCVE-2025-29384networkCRITICAL 9.8Unpatched2026-07-06ZXIC/Sanechips ZX297520V3 BootROM Arbitrary Memory Write via USB Download Mode (CVE-2026-40003) newCVE-2026-40003hardwareHIGHUnverified2026-07-05Tenda HG7/HG9/HG10 Router Stack-Based Buffer Overflow — CVE-2026-11499 newCVE-2026-11499networkHIGHUnverified2026-07-05Marlin Firmware M421 G-code Handler Out-of-Bounds Write — CVE-2026-56111 newCVE-2026-56111hardwareHIGH 8.3Patched2026-07-05lwIP SNMPv3 USM Stack-Based Buffer Overflow (CVE-2026-8836) newCVE-2026-8836networkCRITICAL 9.8Patched2026-07-05GeoVision GV-I/O Box 4E DVRSearch Unauthenticated Stack Buffer Overflow RCE (CVE-2026-12485) newCVE-2026-12485networkCRITICAL 10Patched2026-06-30