Oracle Corporation Helidon vulnerabilities

2 CVEs affecting Oracle Corporation Helidon, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-83278, published 2026-09-15.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2026-83231, published 2026-09-15. High severity, CVSS 7.0. EPSS: 0.3% chance of exploitation in the next 30 days. 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…
• CVE-2026-83278, published 2026-09-15. Medium severity, CVSS 6.8. EPSS: 0.2% chance of exploitation in the next 30 days. 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…