Is CVE-2026-84114 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-84114?

CVE-2026-84114 has a CVSS v3 severity of MEDIUM (6.3).

Back

CVE-2026-84114

Description

A vulnerability has been found in Cleo Harmony up to 5.8.1.10. Impacted is the function LocalUserUtil.getNativeUserByAssertions of the component SAML Authentication. Such manipulation of the argument Email leads to improper authentication. The attack can be executed remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 5.8.1.11 is recommended to address this issue. Upgrading the affected component is recommended.