CVE-2026-83281

Vulnerability in the Helidon product of Oracle Fusion Middleware component: helidon-webserver. Supported versions that are affected are 4.0.0-4.5.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise Helidon. Successful attacks of this...

CVE-2026-83280

CVE-2026-83280 is a Denial of Service vulnerability in Oracle Helidon (component: helidon-webserver-http2 ), part of Oracle Fusion Middleware. Affected versions are 4.0.0 through 4.5.4 . An unauthenticated attacker with network access can send crafted requests via HTTP/2 to cause a hang or freque...

CVE-2026-83281

CVE-2026-83281 is a Denial-of-Service vulnerability in Oracle Fusion Middleware Helidon , specifically the helidon-webserver component, affecting versions 4.0.0 through 4.5.4 . An unauthenticated attacker with network access via TCP can cause a hang or frequently repeatable crash, resulting in a ...

CVE-2026-83281: Uncontrolled Resource Consumption

Vulnerability in the Helidon product of Oracle Fusion Middleware component: helidon-webserver. Supported versions that are affected are 4.0.0-4.5.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via TCP to compromise Helidon. Successful attacks of this...

PT-2026-92803

Name of the Vulnerable Software and Affected Versions Oracle Fusion Middleware Helidon versions 4.0.0 through 4.5.4 Description A flaw in the helidon-webserver component allows an unauthenticated attacker with network access via TCP to compromise the system. This can lead to a hang or a frequentl...

CVE-2026-83280: Uncontrolled Resource Consumption

Vulnerability in the Helidon product of Oracle Fusion Middleware component: helidon-webserver-http2. Supported versions that are affected are 4.0.0-4.5.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP/2 to compromise Helidon. Successful attacks of...

CVE-2026-87289: Uncontrolled Resource Consumption

Vulnerability in the Helidon product of Oracle Fusion Middleware component: helidon-webserver-static-content. Supported versions that are affected are 4.0.0-4.5.4. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attac...