Helidon vulnerabilities
CVEs whose affected-version data names the Helidon package. Each record lists the affected and patched versions; check a specific version with the dependency checker or POST /api/sbom.
40 CVEsRSS
CVE-2026-83281High· 7.5Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-webserver)
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 …
CVE-2026-83280High· 7.5Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-webserver-http2)
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 a…
CVE-2026-83278Medium· 6.8Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-integrations-neo4j)
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 a…
CVE-2026-83276High· 7.5Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-webclient-http2)
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 a…
CVE-2026-83231High· 7.0Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-dbclient-mongodb)
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 att…
CVE-2026-71029Medium· 6.8Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server)
Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported versions that are affected are 3.0.0-3.2.17. Difficult to exploit vulnerability allows unauthenticated attacker with network …
CVE-2021-43797Medium· 6.5Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients
Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients. Netty prior to version 4.1.71.Final skips control chars when they are present at the b…
CVE-2021-37136High· 7.5The Bzip2 decompression decoder function doesn't allow setting size restrictions on the decompressed output data (which affects the allocation size used during decompression)
The Bzip2 decompression decoder function doesn't allow setting size restrictions on the decompressed output data (which affects the allocation size used during decompression). All users of Bzip2Decoder are affected. The malicious input c…
CVE-2021-29425Medium· 4.8PoCIn Apache Commons IO before 2.7, When invoking the method FileNameUtils.normalize with an improper input string, like "//../foo", or "\\..\foo", the result would be the same value, thus possibly providing access to files in the parent di…
In Apache Commons IO before 2.7, When invoking the method FileNameUtils.normalize with an improper input string, like "//../foo", or "\\..\foo", the result would be the same value, thus possibly providing access to files in the parent di…
CVE-2021-21409Medium· 5.9Netty is an open-source, asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients
Netty is an open-source, asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers & clients. In Netty (io.netty:netty-codec-http2) before version 4.1.61.Final there i…