Vulnerability in the Oracle Hospitality OPERA 5 product of Oracle Hospitality Applications (component: Login). Supported versions that are affected are 5.5 and 5.6. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle Hospitality OPERA 5. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hospitality OPERA 5 accessible data. CVSS 3.0 Base Score 5.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N).