CVE-2026-84115 Cleo Harmony JWT Refresh Token connections privileges management

A vulnerability was found in Cleo Harmony up to 5.8.1.10. The affected element is an unknown function of the file /api/connections of the component JWT Refresh Token Handler. Performing a manipulation of the argument Bearer results in improper privilege management. The attack is possible to be...

CVE-2026-84115

Cleo Harmony versions up to 5.8.1.10 are affected by an improper privilege management vulnerability in the JWT Refresh Token Handler component within the /api/connections file. Manipulation of the Bearer argument allows a remote, unauthenticated attacker to gain excessive privileges, with the sco...