Attackers used UpdraftCentral connection keys exposed in an October 17-18, 2026 breach of the TeamUpdraft website to send validly signed remote-management commands to WordPress sites running UpdraftPlus. The commands installed malicious plugins that give unauthorized access, and Wordfence also saw attempts to delete existing plugins. Team…
ConnectWise disclosed on October 16 that on October 15 it detected unauthorized access to application identities in its Cloud Backup (formerly SkyKick) environment. It suspended Cloud Backup, plus the integrated SaaS Security and Cloud Management services, as a precaution. As of 16:00 UTC on October 18 the services were still down, so end…
Attackers used compromised application credentials from ConnectWise Cloud Backup (formerly SkyKick) to access Microsoft 365 customer environments. Huntress researcher Jonathan Semon confirmed unauthorized sign-ins across 162 tenants as of 19:00 UTC on October 16. ConnectWise disabled application access, which interrupted backup services, …
ConnectWise suspended its Cloud Backup (formerly SkyKick), SaaS Security and Cloud Management services on October 17-18 after attackers abused a compromised application credential to access customers' Microsoft 365 tenants. Huntress saw the Cloud Backup identity sign in to 162 M365 tenants between October 15 and 16. By October 17 it had f…
ConnectWise shut down its Cloud Backup service (formerly SkyKick Cloud Backup) after an attacker gained unauthorized access to application identities and used them to compromise Microsoft 365 tenants. Huntress identified at least 162 compromised tenants in its environment, and Microsoft Threat Intelligence characterized the incident as an…
An active supply chain attack is abusing a compromised credential for the ConnectWise Cloud Backup (formerly SkyKick) Microsoft 365 OAuth application, giving unknown actors access to customer tenants. Huntress confirmed unauthorized sign-ins in 173 partner/customer tenants, and Microsoft reports broad successful service principal authenti…