CVE-2026-34311
Summary
| CVE | CVE-2026-34311 |
|---|---|
| State | PUBLISHED |
| Assigner | oracle |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-05-28 21:16:29 UTC |
| Updated | 2026-05-29 21:14:30 UTC |
| Description | Vulnerability in the Oracle Hospitality OPERA 5 Property Services product of Oracle Hospitality Applications (component: Opera). Supported versions that are affected are 5.6.19.24, 5.6.22, 5.6.25.19, 5.6.27.6 and 5.6.28. 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 takeover of Oracle Hospitality OPERA 5 Property Services. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H). |
Risk And Classification
Primary CVSS: v3.1 9.8 CRITICAL from [email protected]
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.001220000 probability, percentile 0.308090000 (date 2026-06-01)
Problem Types: NVD-CWE-noinfo | 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 takeover of Oracle Hospitality OPERA 5 Property Services. | CWE-noinfo Not enough information
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | [email protected] | Primary | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | CNA | DECLARED | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Application | Oracle | Hospitality Opera 5 Property Services | 5.6.19.24 | All | All | All |
| Application | Oracle | Hospitality Opera 5 Property Services | 5.6.22 | All | All | All |
| Application | Oracle | Hospitality Opera 5 Property Services | 5.6.25.19 | All | All | All |
| Application | Oracle | Hospitality Opera 5 Property Services | 5.6.27.6 | All | All | All |
| Application | Oracle | Hospitality Opera 5 Property Services | 5.6.28 | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Oracle Corporation | Oracle Hospitality OPERA 5 Property Services | affected 5.6.19.24 semver | Not specified |
| CNA | Oracle Corporation | Oracle Hospitality OPERA 5 Property Services | affected 5.6.22 semver | Not specified |
| CNA | Oracle Corporation | Oracle Hospitality OPERA 5 Property Services | affected 5.6.25.19 semver | Not specified |
| CNA | Oracle Corporation | Oracle Hospitality OPERA 5 Property Services | affected 5.6.27.6 semver | Not specified |
| CNA | Oracle Corporation | Oracle Hospitality OPERA 5 Property Services | affected 5.6.28 semver | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.oracle.com/security-alerts/cspumay2026.html | [email protected] | www.oracle.com | Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.