CVE-2026-71106: Oracle Hospitality Opera 5 Property Services

High severity, CVSS 8.8. EPSS: 0.4% chance of exploitation in the next 30 days.

Vulnerability in the Oracle Hospitality OPERA 5 Property Services product of Oracle Hospitality Applications (component: Opera Servlet). Supported versions that are affected are 5.6.28.0-5.6.28.1. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Hospitality OPERA 5 Property Services. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of Oracle Hospitality OPERA 5 Property Services. CVSS 3.1 Base Score 8.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H).

Affected products

• Oracle Hospitality Opera 5 Property Services: version 5.6.28.0 only; version 5.6.28.1 only

Published 2026-08-18. Last modified 2026-09-04.