CVE-2026-34311
published 2026-05-28CVE-2026-34311: Vulnerability in the Oracle Hospitality OPERA 5 Property Services product of Oracle Hospitality Applications (component: Opera). Supported versions that are…
PriorityP263critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
EPSS
0.46%
37.5th percentile
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).
Affected
10 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| oracle | hospitality_opera_5_property_services | — | — |
| oracle | hospitality_opera_5_property_services | — | — |
| oracle | hospitality_opera_5_property_services | — | — |
| oracle | hospitality_opera_5_property_services | — | — |
| oracle | hospitality_opera_5_property_services | — | — |
| oracle_corporation | oracle_hospitality_opera_5_property_services | — | — |
| oracle_corporation | oracle_hospitality_opera_5_property_services | — | — |
| oracle_corporation | oracle_hospitality_opera_5_property_services | — | — |
| oracle_corporation | oracle_hospitality_opera_5_property_services | — | — |
| oracle_corporation | oracle_hospitality_opera_5_property_services | — | — |
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GHSA
GHSA-g89r-3vv2-wxjx: Vulnerability in the Oracle Hospitality OPERA 5 Property Services product of Oracle Hospitality Applications (component: Opera)
ghsa_unreviewed·2026-05-28
CVE-2026-34311 [CRITICAL] GHSA-g89r-3vv2-wxjx: Vulnerability in the Oracle Hospitality OPERA 5 Property Services product of Oracle Hospitality Applications (component: Opera)
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).
VulDB
Oracle Hospitality OPERA 5 Property Services up to 5.6.28 Opera Remote Code Execution (EUVD-2026-33036)
vuldb·2026-05-28·CVSS 9.8
CVE-2026-34311 [CRITICAL] Oracle Hospitality OPERA 5 Property Services up to 5.6.28 Opera Remote Code Execution (EUVD-2026-33036)
A vulnerability categorized as critical has been discovered in Oracle Hospitality OPERA 5 Property Services 5.6.19.24/5.6.22/5.6.25.19/5.6.27.6/5.6.28. This issue affects some unknown processing of the component Opera. Such manipulation leads to Remote Code Execution.
This vulnerability is referenced as CVE-2026-34311. It is possible to launch the attack remotely. No exploit is available.
It is advisable to upgrade the affected component.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2026-05-28
Published