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. Pe…
Published: 2026-09-01 · CVSS: 6.9 · CVSS 4.0
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 carried out remotely. The exploit has been made public and could be used. Upgrading to version 5.8.1.11 is sufficient to fix this issue. It is recommended to upgrade the affected component.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7