Vulnerability in the Oracle Hospitality OPERA 5 product of Oracle Hospitality Applications (component: Opera Servlet). 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. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Hospitality OPERA 5 accessible data as well as unauthorized update, insert or delete access to some of Oracle Hospitality OPERA 5 accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle Hospitality OPERA 5. CVSS 3.1 Base Score 8.6 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L).
References
| Link | Resource |
|---|---|
| https://www.oracle.com/security-alerts/cpujan2026.html | Vendor Advisory |
Configurations
Configuration 1 (hide)
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History
17 Jun 2026, 10:19
| Type | Values Removed | Values Added |
|---|---|---|
| Summary |
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29 Jan 2026, 14:48
| Type | Values Removed | Values Added |
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| References | () https://www.oracle.com/security-alerts/cpujan2026.html - Vendor Advisory | |
| 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:*:*:*:*:*:*:* |
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| First Time |
Oracle hospitality Opera 5
Oracle |
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| CWE | NVD-CWE-noinfo |
20 Jan 2026, 22:15
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2026-01-20 22:15
Updated : 2026-06-17 10:19
NVD link : CVE-2026-21967
Mitre link : CVE-2026-21967
CVE.ORG link : CVE-2026-21967
JSON object : View
Products Affected
oracle
- hospitality_opera_5
CWE