Two flaws published on August 19, 2026, CVE-2026-71960 and CVE-2026-71961, let an accountless attacker forge an MQTT token and then run root commands on the Cudy WR3000 mesh router. Update to firmware 2.5.24 and take the mesh interface off your internet exposure.

On August 11, 2026 Rapid7 published the technical analysis and proof of concept for CVE-2026-55040, a SharePoint authentication bypass patched back in July. By August 13 attackers were already using the PoC against honeypots — here are the four weaknesses in the JWT validation chain and what to do about them.