CVE-2026-101572High· 7.5▾ TwilightVulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-webclient-http2). Supported versions that are affected are 4.0.0-4.5.5 and 27.0.0. Easily exploitable vulnerability allows unauthenticated attacker wit…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 41.3 · likelihood 0 · exploitation 0
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Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-webclient-http2). Supported versions that are affected are 4.0.0-4.5.5 and 27.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP/2 to compromise Helidon. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Helidon. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).
Helidon >= 4.0.0 <= 4.5.5Helidon 27.0.0Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-101570Low· 3.7Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-webserver-http2)
CVE-2026-101569Medium· 6.5Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-common-concurrency-limits)
CVE-2026-101571Medium· 5.6Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-security-providers-idcs-mapper)
CVE-2026-101568Medium· 5.3Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-health)
CVE-2026-101579High· 7.2Vulnerability in the Helidon product of Oracle Fusion Middleware (component: helidon-grpc-server)
CVE-2026-101575Medium· 6.5Vulnerability in the Helidon product of Oracle Fusion Middleware (component: LRA)