Oracle Webcenter Portal vulnerabilities

155 CVEs affecting Oracle Webcenter Portal, 2 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-83052, published 2026-09-15.

Highest priority

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

CVE-2021-39144: XStream Remote Code Execution Vulnerability, published 2021-08-23. High severity, CVSS 8.5. Actively exploited: in CISA KEV since 2023-03-10. EPSS: 98.1% chance of exploitation in the next 30 days. XStream is a simple library to serialize objects to XML and back again. In affected versions this vulnerability may allow a remote attacker has sufficient rights to execute commands of the host only…
CVE-2020-2555: Oracle Multiple Products Remote Code Execution Vulnerability, published 2020-01-15. Critical severity, CVSS 9.8. Actively exploited: in CISA KEV since 2021-11-03. EPSS: 97.1% chance of exploitation in the next 30 days. Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Caching,CacheStore,Invocation). Supported versions that are affected are 3.7.1.0, 12.1.3.0.0, 12.2.1.3.0 and…
CVE-2021-45105, published 2021-12-18. Medium severity, CVSS 5.9. EPSS: 100% chance of exploitation in the next 30 days. Apache Log4j2 versions 2.0-alpha1 through 2.16.0 (excluding 2.12.3 and 2.3.1) did not protect from uncontrolled recursion from self-referential lookups. This allows an attacker with control over…
CVE-2019-10173, published 2019-07-23. Critical severity, CVSS 9.8. EPSS: 95% chance of exploitation in the next 30 days. It was found that xstream API version 1.4.10 before 1.4.11 introduced a regression for a previous deserialization flaw. If the security framework has not been initialized, it may allow a remote…
CVE-2019-0227, published 2019-05-01. High severity, CVSS 7.5. EPSS: 91.9% chance of exploitation in the next 30 days. A Server Side Request Forgery (SSRF) vulnerability affected the Apache Axis 1.4 distribution that was last released in 2006. Security and bug commits commits continue in the projects Axis 1.x…
CVE-2021-21351, published 2021-03-23. Critical severity, CVSS 9.1. EPSS: 82.1% chance of exploitation in the next 30 days. XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulnerability may allow a remote attacker to load and execute arbitrary code from a…
CVE-2021-21341, published 2021-03-23. High severity, CVSS 7.5. EPSS: 77.8% chance of exploitation in the next 30 days. XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is vulnerability which may allow a remote attacker to allocate 100% CPU time on the…
CVE-2021-29505, published 2021-05-28. High severity, CVSS 8.8. EPSS: 77.2% chance of exploitation in the next 30 days. XStream is software for serializing Java objects to XML and back again. A vulnerability in XStream versions prior to 1.4.17 may allow a remote attacker has sufficient rights to execute commands of…
CVE-2021-21346, published 2021-03-23. Critical severity, CVSS 9.8. EPSS: 76.4% chance of exploitation in the next 30 days. XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulnerability which may allow a remote attacker to load and execute arbitrary code…
CVE-2021-21344, published 2021-03-23. Critical severity, CVSS 9.8. EPSS: 76% chance of exploitation in the next 30 days. XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulnerability which may allow a remote attacker to load and execute arbitrary code…

Latest

CVE-2026-83052, published 2026-09-15. High severity, CVSS 7.6. EPSS: 0.3% chance of exploitation in the next 30 days. Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Runtime Tools). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable…
CVE-2026-83051, published 2026-09-15. High severity, CVSS 7.5. EPSS: 0.4% chance of exploitation in the next 30 days. Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Runtime Tools). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable…
CVE-2026-83050, published 2026-09-15. High severity, CVSS 7.1. EPSS: 0.3% chance of exploitation in the next 30 days. Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Runtime Tools). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable…
CVE-2026-83049, published 2026-09-15. High severity, CVSS 8.5. EPSS: 0.3% chance of exploitation in the next 30 days. Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Security Framework). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily…
CVE-2026-83048, published 2026-09-15. High severity, CVSS 7.7. EPSS: 0.4% chance of exploitation in the next 30 days. Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Runtime Tools). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable…
CVE-2026-83047, published 2026-09-15. High severity, CVSS 8.2. EPSS: 0.4% chance of exploitation in the next 30 days. Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Runtime Tools). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable…
CVE-2026-83046, published 2026-09-15. High severity, CVSS 7.1. EPSS: 0.4% chance of exploitation in the next 30 days. Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Runtime Tools). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable…
CVE-2026-83045, published 2026-09-15. High severity, CVSS 8.5. EPSS: 0.3% chance of exploitation in the next 30 days. Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Runtime Tools). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable…
CVE-2026-83043, published 2026-09-15. Critical severity, CVSS 9.6. EPSS: 0.4% chance of exploitation in the next 30 days. Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Composer). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable…
CVE-2026-83041, published 2026-09-15. High severity, CVSS 7.7. EPSS: 0.4% chance of exploitation in the next 30 days. Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware (component: Portlet Services). Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily…