Vulnerability in the Oracle Hospitality OPERA 5 Property Services product of Oracle Hospitality Applications (component: Opera). Supported versions that are affected are 5.6.19.23, 5.6.25.17, 5.6.26.10 and 5.6.27.4. 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 and while the vulnerability is in Oracle Hospitality OPERA 5 Property Services, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle Hospitality OPERA 5 Property Services accessible data as well as unauthorized read access to a subset of Oracle Hospitality OPERA 5 Property Services accessible data. CVSS 3.1 Base Score 6.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N).
References
| Link | Resource |
|---|---|
| https://www.oracle.com/security-alerts/cpujan2026.html | Vendor Advisory |
Configurations
Configuration 1 (hide)
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History
29 Jan 2026, 14:48
| Type | Values Removed | Values Added |
|---|---|---|
| First Time |
Oracle hospitality Opera 5
Oracle |
|
| CPE | cpe:2.3:a:oracle:hospitality_opera_5:5.6.19.23:*:*:*:*:*:*:* cpe:2.3:a:oracle:hospitality_opera_5:5.6.26.10:*:*:*:*:*:*:* cpe:2.3:a:oracle:hospitality_opera_5:5.6.27.4:*:*:*:*:*:*:* cpe:2.3:a:oracle:hospitality_opera_5:5.6.25.17:*:*:*:*:*:*:* |
|
| References | () https://www.oracle.com/security-alerts/cpujan2026.html - Vendor Advisory | |
| CWE | NVD-CWE-noinfo |
20 Jan 2026, 22:15
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2026-01-20 22:15
Updated : 2026-01-29 14:48
NVD link : CVE-2026-21966
Mitre link : CVE-2026-21966
CVE.ORG link : CVE-2026-21966
JSON object : View
Products Affected
oracle
- hospitality_opera_5
CWE