Unauthenticated Access Vulnerability in Oracle Helidon 4.5.0
CVE-2026-73914

6.5MEDIUM

Key Information:

Vendor

Oracle
Status
Helidon
Vendor
CVE Published:
18 August 2026

What is CVE-2026-73914?

Vulnerability exists in Oracle's Helidon 4.5.0, allowing unauthenticated attackers with network access via HTTP to exploit the Imperative Web Server. Successful exploitation may lead to unauthorized read access to sensitive data and the potential for a partial denial of service, thereby impacting the availability of the service. Organizations utilizing this version of Helidon are advised to assess their exposure and apply necessary mitigations to safeguard their systems.

Affected Version(s)

Helidon 4.5.0

References

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

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.