CVE-2026-87289

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...

CVE-2026-83488

Vulnerability in the Helidon product of Oracle Fusion Middleware component: helidon-microprofile-security. Supported versions that are affected are 4.0.0-4.5.4. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Helidon. Successful attacks o...

CVE-2026-83480

Vulnerability in the Helidon product of Oracle Fusion Middleware component: WebSocket. 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 attacks of this vulnerabilit...

CVE-2026-83460

Vulnerability in the Helidon product of Oracle Fusion Middleware component: LRA. 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 attacks of this vulnerability can...

CVE-2026-83459

Vulnerability in the Helidon product of Oracle Fusion Middleware component: helidon-media-multipart. Supported versions that are affected are 3.0.0-3.2.20. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon. Successful attacks of th...

CVE-2026-83458

Vulnerability in the Helidon product of Oracle Fusion Middleware component: JSON. 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 attacks of this vulnerability can...

CVE-2026-83439

Vulnerability in the Helidon product of Oracle Fusion Middleware component: helidon-security-providers-idcs-mapper. Supported versions that are affected are 3.0.0-3.2.20 and 4.0.0-4.5.4. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise...

CVE-2026-83330

Vulnerability in the Helidon product of Oracle Fusion Middleware component: WebSocket. 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 attacks of this vulnerabilit...

CVE-2026-83276

Vulnerability in the Helidon product of Oracle Fusion Middleware component: helidon-webclient-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-2026-83278

Vulnerability in the Helidon product of Oracle Fusion Middleware component: helidon-integrations-neo4j. Supported versions that are affected are 3.0.0-3.2.20 and 4.0.0-4.5.4. Difficult to exploit vulnerability allows unauthenticated attacker with access to the physical communication segment...

CVE-2026-83280

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-2026-83281

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-2026-83231

Vulnerability in the Helidon product of Oracle Fusion Middleware component: helidon-dbclient-mongodb. Supported versions that are affected are 3.0.0-3.2.20 and 4.0.0-4.5.4. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Helidon...

CVE-2026-87289

CVE-2026-87289 affects the helidon-webserver-static-content component of Oracle Helidon (Oracle Fusion Middleware), versions 4.0.0 through 4.5.4 . An unauthenticated attacker with network access via HTTP can trigger a hang or frequently repeatable crash, resulting in a complete denial of service ...

EUVD-2026-79938

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...

EUVD-2026-79775

Vulnerability in the Helidon product of Oracle Fusion Middleware component: helidon-microprofile-security. Supported versions that are affected are 4.0.0-4.5.4. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Helidon. Successful attacks o...

CVE-2026-83488

Oracle Fusion Middleware – Helidon (component: helidon-microprofile-security ) versions 4.0.0 through 4.5.4 are affected by an easily exploitable vulnerability. A low-privileged attacker with network access via HTTP can achieve unauthorized update, insert, delete, and read access to a subset of d...

EUVD-2026-79767

Vulnerability in the Helidon product of Oracle Fusion Middleware component: WebSocket. 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 attacks of this vulnerabilit...

CVE-2026-83480

CVE-2026-83480 affects the WebSocket component of Oracle Helidon (part of Oracle Fusion Middleware), versions 4.0.0 through 4.5.4 . An unauthenticated attacker with network access via HTTP can trigger a partial denial of service against the affected instance. The CVSS 3.1 base score is 5.3 (MEDIU...

CVE-2026-83458

Oracle Helidon (part of Oracle Fusion Middleware), specifically the JSON component , is affected in supported versions 4.0.0 through 4.5.4 . An unauthenticated attacker with network access via HTTP can exploit this with low complexity to cause a partial denial of service (partial DOS) of Helidon....