November 15, 2026

CVE Watchtower

CVE-2026-71106Oracle Hospitality Opera Improper Access Control

NVDCVSS scored by secalert_us@oracle.com

Vulnerability Summary

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).
Severity Level
HIGH(8.8)
Published Date
Aug 18, 2026
Last Modified
Oct 22, 2026
Exploitation Status
No confirmed exploitation yet
EPSS Score (30-Day)
0.42%Probability
Root Weakness (CWE)
CWE-284: Improper Access Control β†—
The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
CVSS v3.1 Base Metrics — Score 8.8 (HIGH)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

Affected & Patched Versions

Affected Versions
  • Oracle Hospitality Opera 5 Property Services
Patched Versions
No patched version published yet
Until a fix ships, reduce exposure:
  • Restrict access to the affected service or interface to trusted networks.
  • Disable the affected feature if you do not need it.
  • Watch the vendor advisory for a firmware or software update.

What to do

Plan remediation soon. No exploitation is confirmed yet, but the severity is high.

  1. Check whether you run Oracle Hospitality Opera and which version.
  2. No patched version is listed yet. Limit access to the affected service to trusted networks, and disable the feature if you can.
  3. Subscribe to the vendor advisory so you learn when a fix ships.

Timeline

  • Aug 18, 2026Published
  • Oct 22, 2026Record last modified

Score, severity and exploitation changes are tracked from the day Watchtower started logging them.

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External References

Data last checked: Nov 15, 2026 06:15 UTC