CVE-2018-2957: Oracle Hospitality Opera Property Management

High severity, CVSS 7.5. EPSS: 2.7% chance of exploitation in the next 30 days.

Vulnerability in the Oracle Hospitality OPERA 5 Property Services component of Oracle Hospitality Applications (subcomponent: Logging). The supported version that is affected is 5.5.x. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hospitality OPERA 5 Property Services. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hospitality OPERA 5 Property Services accessible data. CVSS 3.0 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

Affected products

• Oracle Hospitality Opera Property Management: version 5.5 only; version 5.5.1 only

Published 2018-07-18. Last modified 2026-06-17.