Unauthenticated Network Access Vulnerability in Oracle's Helidon Web Server
CVE-2026-73938

7.5HIGH

Key Information:

Vendor

Oracle
Status
Helidon
Vendor
CVE Published:
18 August 2026

What is CVE-2026-73938?

An unauthenticated access vulnerability exists in the Helidon component of Oracle Fusion Middleware, specifically in version 4.5.0. This weakness allows attackers with network access to exploit the Imperative Web Server through HTTP requests. Successful exploitation can lead to unauthorized access to sensitive data stored within Helidon, posing a significant risk to user privacy and data integrity. Organizations utilizing this product should prioritize applying recommended patches to mitigate potential threats.

Affected Version(s)

Helidon 4.5.0

References

https://www.oracle.com/security-alerts/cspuaug2026.html
vendor-advisory

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.