# Oracle Helidon vulnerabilities Source: https://junglewise.ai/threats/technologies/helidon Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/helidon.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 130 vulnerabilities in Oracle Helidon: 0 in the last 7 days and 130 in the last 90 days, 18 of them critical and 0 exploited in the wild. The most recent, CVE-2026-101590, was published on 20 October 2026. 19 vulnerabilities in the last four weeks, up 46% on the four before (13). 1 critical against 0. ## Counts - Last 7 days: 0 - Last 30 days: 19 - Last 90 days: 130 - All time: 130 (18 critical, 0 exploited in the wild) ## About Oracle Helidon Java-based web server and microservices framework with lightweight footprint for building cloud-native applications. ## Latest Oracle Helidon vulnerabilities - [CVE-2026-101590: Oracle Helidon microprofile-security authentication bypass](https://junglewise.ai/threats/cve-2026-101590-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (critical, CVSS 9.1, published 20 Oct 2026) - [CVE-2026-101588: Oracle Helidon WebSocket unauthenticated information disclosure](https://junglewise.ai/threats/cve-2026-101588-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (medium, CVSS 5.3, published 20 Oct 2026) - [CVE-2026-101587: Oracle Helidon denial of service in webclient HTTP/1](https://junglewise.ai/threats/cve-2026-101587-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (medium, CVSS 5.3, published 20 Oct 2026) - [CVE-2026-101586: Oracle Helidon information disclosure in helidon-webclient](https://junglewise.ai/threats/cve-2026-101586-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (medium, CVSS 5.3, published 20 Oct 2026) - [CVE-2026-101585: Oracle Helidon CORS authorization bypass in helidon-cors](https://junglewise.ai/threats/cve-2026-101585-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (high, CVSS 7.2, published 20 Oct 2026) - [CVE-2026-101584: Oracle Helidon information disclosure and denial of service in WebSocket client](https://junglewise.ai/threats/cve-2026-101584-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (medium, CVSS 6.5, published 20 Oct 2026) - [CVE-2026-101583: Oracle Helidon data manipulation vulnerability in helidon-common-mapper](https://junglewise.ai/threats/cve-2026-101583-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (high, CVSS 7, published 20 Oct 2026) - [CVE-2026-101582: Oracle Helidon unauthorized information disclosure in vault integration](https://junglewise.ai/threats/cve-2026-101582-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (medium, CVSS 5.8, published 20 Oct 2026) - [CVE-2026-101581: Oracle Helidon DNS resolver spoofing in web client](https://junglewise.ai/threats/cve-2026-101581-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (medium, CVSS 6.5, published 20 Oct 2026) - [CVE-2026-101580: Oracle Helidon JWT authentication bypass](https://junglewise.ai/threats/cve-2026-101580-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (medium, CVSS 5.8, published 20 Oct 2026) - [CVE-2026-101579: Oracle Helidon gRPC server unauthorized data access via HTTP/2](https://junglewise.ai/threats/cve-2026-101579-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (high, CVSS 7.2, published 20 Oct 2026) - [CVE-2026-101578: Oracle Helidon Google Login authentication bypass](https://junglewise.ai/threats/cve-2026-101578-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (medium, CVSS 5.3, published 20 Oct 2026) - [CVE-2026-101575: Oracle Helidon LRA unauthorized data access and partial denial of service](https://junglewise.ai/threats/cve-2026-101575-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (medium, CVSS 6.5, published 20 Oct 2026) - [CVE-2026-101574: Oracle Helidon OIDC authentication bypass](https://junglewise.ai/threats/cve-2026-101574-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (medium, CVSS 6.9, published 20 Oct 2026) - [CVE-2026-101573: Oracle Helidon HTTP authentication bypass](https://junglewise.ai/threats/cve-2026-101573-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (medium, CVSS 6.8, published 20 Oct 2026) - [CVE-2026-101572: Oracle Helidon denial of service in HTTP/2 webclient](https://junglewise.ai/threats/cve-2026-101572-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (high, CVSS 7.5, published 20 Oct 2026) - [CVE-2026-101571: Oracle Helidon unauthorized data access via security provider](https://junglewise.ai/threats/cve-2026-101571-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (medium, CVSS 5.6, published 20 Oct 2026) - [CVE-2026-101569: Oracle Helidon concurrency limits data manipulation and denial of service](https://junglewise.ai/threats/cve-2026-101569-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (medium, CVSS 6.5, published 20 Oct 2026) - [CVE-2026-101568: Oracle Helidon information disclosure in helidon-health](https://junglewise.ai/threats/cve-2026-101568-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (medium, CVSS 5.3, published 20 Oct 2026) - [CVE-2026-87289: Oracle Helidon webserver static content denial of service](https://junglewise.ai/threats/cve-2026-87289-oracle-helidon-webserver-static-content-denial-of-service) (high, CVSS 7.5, published 15 Sep 2026) - [CVE-2026-83488: Oracle Helidon unauthorized data access in microprofile-security](https://junglewise.ai/threats/cve-2026-83488-oracle-helidon-unauthorized-data-access-in-microprofile-security) (medium, CVSS 5.4, published 15 Sep 2026) - [CVE-2026-83480: Oracle Helidon WebSocket denial of service](https://junglewise.ai/threats/cve-2026-83480-oracle-helidon-websocket-denial-of-service) (medium, CVSS 5.3, published 15 Sep 2026) - [CVE-2026-83460: Oracle Helidon LRA unauthorized data access](https://junglewise.ai/threats/cve-2026-83460-oracle-helidon-lra-unauthorized-data-access) (medium, CVSS 6.5, published 15 Sep 2026) - [CVE-2026-83459: Oracle Helidon media multipart denial of service](https://junglewise.ai/threats/cve-2026-83459-oracle-helidon-media-multipart-denial-of-service) (medium, CVSS 5.3, published 15 Sep 2026) - [CVE-2026-83458: Oracle Helidon denial of service in JSON parsing](https://junglewise.ai/threats/cve-2026-83458-oracle-helidon-denial-of-service-in-json-parsing) (medium, CVSS 5.3, published 15 Sep 2026) ## Most severe Oracle Helidon vulnerabilities - [CVE-2026-73930: Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported…](https://junglewise.ai/threats/cve-2026-73930-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (critical, CVSS 9.9, published 18 Aug 2026) - [CVE-2026-73921: Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported…](https://junglewise.ai/threats/cve-2026-73921-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (critical, CVSS 9.8, published 18 Aug 2026) - [CVE-2026-73912: Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported…](https://junglewise.ai/threats/cve-2026-73912-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (critical, CVSS 9.8, published 18 Aug 2026) - [CVE-2026-73905: Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported…](https://junglewise.ai/threats/cve-2026-73905-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (critical, CVSS 9.8, published 18 Aug 2026) - [CVE-2026-71164: Oracle Helidon remote code execution in Imperative Web Server](https://junglewise.ai/threats/cve-2026-71164-oracle-helidon-remote-code-execution-in-imperative-web-server) (critical, CVSS 9.8, published 18 Aug 2026) - [CVE-2026-71152: Oracle Helidon remote code execution](https://junglewise.ai/threats/cve-2026-71152-oracle-helidon-remote-code-execution) (critical, CVSS 9.8, published 18 Aug 2026) - [CVE-2026-71074: Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported…](https://junglewise.ai/threats/cve-2026-71074-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (critical, CVSS 9.8, published 18 Aug 2026) - [CVE-2026-73920: Vulnerability in the Helidon product of Oracle Fusion Middleware (component: Imperative Web Server). Supported…](https://junglewise.ai/threats/cve-2026-73920-vulnerability-in-the-helidon-product-of-oracle-fusion-middleware) (critical, CVSS 9.4, published 18 Aug 2026) - [CVE-2026-71167: Oracle Helidon unauthenticated data access and denial of service](https://junglewise.ai/threats/cve-2026-71167-oracle-helidon-unauthenticated-data-access-and-denial-of-service) (critical, CVSS 9.4, published 18 Aug 2026) - [CVE-2026-71166: Oracle Helidon remote code execution in Imperative Web Server](https://junglewise.ai/threats/cve-2026-71166-oracle-helidon-remote-code-execution-in-imperative-web-server) (critical, CVSS 9.4, published 18 Aug 2026) ## Vulnerabilities per week 19 vulnerabilities in the last four weeks, up 46% on the four before (13). 1 critical against 0. | Week of | Vulns | Critical | Exploited | | --- | --- | --- | --- | | 17 Aug 2026 | 98 | 17 | 0 | | 24 Aug 2026 | 0 | 0 | 0 | | 31 Aug 2026 | 0 | 0 | 0 | | 7 Sep 2026 | 0 | 0 | 0 | | 14 Sep 2026 | 13 | 0 | 0 | | 21 Sep 2026 | 0 | 0 | 0 | | 28 Sep 2026 | 0 | 0 | 0 | | 5 Oct 2026 | 0 | 0 | 0 | | 12 Oct 2026 | 0 | 0 | 0 | | 19 Oct 2026 | 19 | 1 | 0 | | 26 Oct 2026 | 0 | 0 | 0 | | 2 Nov 2026 | 0 | 0 | 0 | | 9 Nov 2026 | 0 | 0 | 0 | ## Other Oracle technologies - [Oracle MySQL Server](https://junglewise.ai/threats/technologies/mysql-server): 163 vulnerabilities - [Oracle Hyperion Financial Management](https://junglewise.ai/threats/technologies/hyperion-financial-management): 142 vulnerabilities - [Oracle MySQL Cluster](https://junglewise.ai/threats/technologies/mysql-cluster): 129 vulnerabilities - [Oracle Coherence](https://junglewise.ai/threats/technologies/coherence): 113 vulnerabilities - [Oracle E-Business Suite](https://junglewise.ai/threats/technologies/e-business-suite): 110 vulnerabilities - [Oracle WebCenter Content](https://junglewise.ai/threats/technologies/webcenter-content): 110 vulnerabilities - [Oracle Commerce Guided Search](https://junglewise.ai/threats/technologies/commerce-guided-search): 104 vulnerabilities - [Oracle Commerce Experience Manager](https://junglewise.ai/threats/technologies/commerce-experience-manager): 102 vulnerabilities - [Oracle JD Edwards EnterpriseOne Tools](https://junglewise.ai/threats/technologies/jd-edwards-enterpriseone-tools): 101 vulnerabilities - [Oracle PeopleSoft Enterprise PeopleTools](https://junglewise.ai/threats/technologies/peopletools): 101 vulnerabilities - [Oracle Java SE](https://junglewise.ai/threats/technologies/java-se): 92 vulnerabilities - [Oracle VirtualBox](https://junglewise.ai/threats/technologies/virtualbox): 86 vulnerabilities ## Sources NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Oracle Helidon vulnerabilities", https://junglewise.ai/threats/technologies/helidon, 9 November 2026.