# Oracle Essbase vulnerabilities Source: https://junglewise.ai/threats/technologies/essbase Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 9 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/essbase.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 38 vulnerabilities in Oracle Essbase: 0 in the last 7 days and 37 in the last 90 days, 9 of them critical and 0 exploited in the wild. The most recent, CVE-2026-91665, was published on 20 October 2026. 35 vulnerabilities in the last four weeks, up from none in the four before. 8 critical against 0. ## Counts - Last 7 days: 0 - Last 30 days: 35 - Last 90 days: 37 - All time: 38 (9 critical, 0 exploited in the wild) ## About Oracle Essbase Oracle multi-dimensional database and analytics engine for financial planning and business analysis. ## Latest Oracle Essbase vulnerabilities - [CVE-2026-91665: Oracle Essbase unauthenticated remote code execution](https://junglewise.ai/threats/cve-2026-91665-vulnerability-in-oracle-essbase-component-security-the-supported) (critical, CVSS 9.8, published 20 Oct 2026) - [CVE-2026-91664: Oracle Essbase denial of service in Security component](https://junglewise.ai/threats/cve-2026-91664-vulnerability-in-oracle-essbase-component-security-the-supported) (high, CVSS 7.5, published 20 Oct 2026) - [CVE-2026-91663: Oracle Essbase privilege escalation in Security component](https://junglewise.ai/threats/cve-2026-91663-vulnerability-in-oracle-essbase-component-security-the-supported) (critical, CVSS 9.9, published 20 Oct 2026) - [CVE-2026-91662: Oracle Essbase privilege escalation in Java Based Agent](https://junglewise.ai/threats/cve-2026-91662-vulnerability-in-oracle-essbase-component-java-based-agent-the) (medium, CVSS 6.4, published 20 Oct 2026) - [CVE-2026-91661: Oracle Essbase authentication bypass in security component](https://junglewise.ai/threats/cve-2026-91661-vulnerability-in-oracle-essbase-component-security-the-supported) (high, CVSS 7.7, published 20 Oct 2026) - [CVE-2026-91660: Oracle Essbase denial of service in Security component](https://junglewise.ai/threats/cve-2026-91660-vulnerability-in-oracle-essbase-component-security-the-supported) (medium, CVSS 4.3, published 20 Oct 2026) - [CVE-2026-91659: Oracle Essbase privilege escalation via HTTP in Build component](https://junglewise.ai/threats/cve-2026-91659-vulnerability-in-oracle-essbase-component-build-the-supported) (high, CVSS 7.7, published 20 Oct 2026) - [CVE-2026-91658: Oracle Essbase privilege escalation via HTTP](https://junglewise.ai/threats/cve-2026-91658-vulnerability-in-oracle-essbase-component-security-the-supported) (critical, CVSS 9.9, published 20 Oct 2026) - [CVE-2026-91657: Oracle Essbase unauthorized data access in Security component](https://junglewise.ai/threats/cve-2026-91657-vulnerability-in-oracle-essbase-component-security-the-supported) (medium, CVSS 4.3, published 20 Oct 2026) - [CVE-2026-91656: Oracle Essbase privilege escalation in Federated Partitions](https://junglewise.ai/threats/cve-2026-91656-vulnerability-in-oracle-essbase-component-federated-partitions) (critical, CVSS 9.1, published 20 Oct 2026) - [CVE-2026-91655: Oracle Essbase privilege escalation via HTTP](https://junglewise.ai/threats/cve-2026-91655-vulnerability-in-oracle-essbase-component-security-the-supported) (critical, CVSS 9.1, published 20 Oct 2026) - [CVE-2026-91654: Oracle Essbase privilege escalation in Security component](https://junglewise.ai/threats/cve-2026-91654-vulnerability-in-oracle-essbase-component-security-the-supported) (medium, CVSS 6.3, published 20 Oct 2026) - [CVE-2026-91653: Oracle Essbase privilege escalation in Web Platform](https://junglewise.ai/threats/cve-2026-91653-vulnerability-in-oracle-essbase-component-essbase-web-platform) (high, CVSS 8.5, published 20 Oct 2026) - [CVE-2026-91652: Oracle Essbase information disclosure in Security component](https://junglewise.ai/threats/cve-2026-91652-vulnerability-in-oracle-essbase-component-security-the-supported) (medium, CVSS 5, published 20 Oct 2026) - [CVE-2026-91651: Oracle Essbase privilege escalation in Web Platform](https://junglewise.ai/threats/cve-2026-91651-vulnerability-in-oracle-essbase-component-essbase-web-platform) (high, CVSS 8.5, published 20 Oct 2026) - [CVE-2026-91649: Oracle Essbase privilege escalation in Java Based Agent](https://junglewise.ai/threats/cve-2026-91649-vulnerability-in-oracle-essbase-component-java-based-agent-the) (medium, CVSS 6, published 20 Oct 2026) - [CVE-2026-91648: Oracle Essbase unauthenticated information disclosure in Java Based Agent](https://junglewise.ai/threats/cve-2026-91648-vulnerability-in-oracle-essbase-component-java-based-agent-the) (medium, CVSS 5.3, published 20 Oct 2026) - [CVE-2026-91647: Oracle Essbase security vulnerability in authentication component](https://junglewise.ai/threats/cve-2026-91647-vulnerability-in-oracle-essbase-component-security-the-supported) (high, CVSS 8.1, published 20 Oct 2026) - [CVE-2026-91646: Oracle Essbase authentication bypass in T3 and IIOP](https://junglewise.ai/threats/cve-2026-91646-vulnerability-in-oracle-essbase-component-security-the-supported) (medium, CVSS 5.6, published 20 Oct 2026) - [CVE-2026-91645: Oracle Essbase unauthorized information disclosure via HTTP](https://junglewise.ai/threats/cve-2026-91645-vulnerability-in-oracle-essbase-component-security-the-supported) (medium, CVSS 5.3, published 20 Oct 2026) - [CVE-2026-91644: Oracle Essbase unauthenticated network access vulnerability](https://junglewise.ai/threats/cve-2026-91644-vulnerability-in-oracle-essbase-component-security-the-supported) (critical, CVSS 9.3, published 20 Oct 2026) - [CVE-2026-91643: Oracle Essbase unauthorized read access in Java Based Agent](https://junglewise.ai/threats/cve-2026-91643-vulnerability-in-oracle-essbase-component-java-based-agent-the) (medium, CVSS 5.3, published 20 Oct 2026) - [CVE-2026-91642: Oracle Essbase unauthenticated data access and denial of service](https://junglewise.ai/threats/cve-2026-91642-vulnerability-in-oracle-essbase-component-security-the-supported) (high, CVSS 7.3, published 20 Oct 2026) - [CVE-2026-91641: Oracle Essbase Security unauthorized data access](https://junglewise.ai/threats/cve-2026-91641-vulnerability-in-oracle-essbase-component-security-the-supported) (medium, CVSS 5, published 20 Oct 2026) - [CVE-2026-91640: Oracle Essbase unauthorized read access in security component](https://junglewise.ai/threats/cve-2026-91640-vulnerability-in-oracle-essbase-component-security-the-supported) (medium, CVSS 5, published 20 Oct 2026) ## Most severe Oracle Essbase vulnerabilities - [CVE-2026-91663: Oracle Essbase privilege escalation in Security component](https://junglewise.ai/threats/cve-2026-91663-vulnerability-in-oracle-essbase-component-security-the-supported) (critical, CVSS 9.9, published 20 Oct 2026) - [CVE-2026-91658: Oracle Essbase privilege escalation via HTTP](https://junglewise.ai/threats/cve-2026-91658-vulnerability-in-oracle-essbase-component-security-the-supported) (critical, CVSS 9.9, published 20 Oct 2026) - [CVE-2026-91638: Oracle Essbase security vulnerability in authentication component](https://junglewise.ai/threats/cve-2026-91638-vulnerability-in-oracle-essbase-component-security-the-supported) (critical, CVSS 9.9, published 20 Oct 2026) - [CVE-2026-91637: Oracle Essbase privilege escalation in Security component](https://junglewise.ai/threats/cve-2026-91637-vulnerability-in-oracle-essbase-component-security-the-supported) (critical, CVSS 9.9, published 20 Oct 2026) - [CVE-2026-70689: Oracle Essbase unauthenticated remote code execution in Infrastructure](https://junglewise.ai/threats/cve-2026-70689-oracle-essbase-unauthenticated-remote-code-execution-in) (critical, CVSS 9.8, published 18 Aug 2026) - [CVE-2026-91665: Oracle Essbase unauthenticated remote code execution](https://junglewise.ai/threats/cve-2026-91665-vulnerability-in-oracle-essbase-component-security-the-supported) (critical, CVSS 9.8, published 20 Oct 2026) - [CVE-2026-91644: Oracle Essbase unauthenticated network access vulnerability](https://junglewise.ai/threats/cve-2026-91644-vulnerability-in-oracle-essbase-component-security-the-supported) (critical, CVSS 9.3, published 20 Oct 2026) - [CVE-2026-91656: Oracle Essbase privilege escalation in Federated Partitions](https://junglewise.ai/threats/cve-2026-91656-vulnerability-in-oracle-essbase-component-federated-partitions) (critical, CVSS 9.1, published 20 Oct 2026) - [CVE-2026-91655: Oracle Essbase privilege escalation via HTTP](https://junglewise.ai/threats/cve-2026-91655-vulnerability-in-oracle-essbase-component-security-the-supported) (critical, CVSS 9.1, published 20 Oct 2026) - [CVE-2026-70688: Vulnerability in Oracle Essbase (component: Calculator). The supported version that is affected is 21.8.1.0.0. Easily…](https://junglewise.ai/threats/cve-2026-70688-vulnerability-in-oracle-essbase-component-calculator-the) (high, CVSS 8.8, published 18 Aug 2026) ## Vulnerabilities per week 35 vulnerabilities in the last four weeks, up from none in the four before. 8 critical against 0. | Week of | Vulns | Critical | Exploited | | --- | --- | --- | --- | | 17 Aug 2026 | 2 | 1 | 0 | | 24 Aug 2026 | 0 | 0 | 0 | | 31 Aug 2026 | 0 | 0 | 0 | | 7 Sep 2026 | 0 | 0 | 0 | | 14 Sep 2026 | 0 | 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 | 35 | 8 | 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 Helidon](https://junglewise.ai/threats/technologies/helidon): 130 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 ## 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 Essbase vulnerabilities", https://junglewise.ai/threats/technologies/essbase, 9 November 2026.