PT-2026-78155 · Oracle+1 · Helidon

CVE-2026-73866

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Published

2026-08-18

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Updated

2026-08-28

CVSS v3.1

9.1

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Name of the Vulnerable Software and Affected Versions Oracle Fusion Middleware Helidon versions 4.0.0 through 4.5.0
Description A flaw in the Imperative Web Server component allows an unauthenticated attacker with network access via HTTP to compromise the system. Successful exploitation can lead to unauthorized access, creation, deletion, or modification of critical data or all data accessible by the application.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Access Control

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Weakness Enumeration

Related Identifiers

CVE-2026-73866

Affected Products

Helidon