---
id: "CVE-2020-14883"
kind: "vulnerability"
aliases: ["CVE-2020-14883"]
title: "Oracle WebLogic Server: Oracle WebLogic Server Unspecified Vulnerability"
severity: "critical"
cvss: 9.0
epss: 0.97734
exploited: true
status: "open"
category: "runtime"
products: [{"name": "Oracle WebLogic Server", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["exploited", "java", "oracle", "runtime", "self-hosted", "weblogic"]
not_affected_if: ["default-config"]
published_at: "2020-10-21T15:15:25+00:00"
first_seen_at: "2026-10-23T19:11:53+00:00"
updated_at: "2026-10-23T21:57:34+00:00"
sources: [{"source": "kev", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2020-14883", "first_seen_at": "2026-10-23T19:11:53+00:00"}, {"source": "epss", "url": "https://api.first.org/data/v1/epss?cve=CVE-2020-14883", "first_seen_at": "2026-10-23T19:13:43+00:00"}, {"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-14883", "first_seen_at": "2026-10-23T21:57:34+00:00"}]
---

# Oracle WebLogic Server: Oracle WebLogic Server Unspecified Vulnerability

Oracle WebLogic Server has an unspecified flaw in its Console component that gives high impact to confidentiality, integrity and availability. CISA lists it as known exploited, and the EPSS exploitation score is 0.977.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:Oracle WebLogic Server affected ? fixed ?

## Fix

Apply the Oracle security update for WebLogic Server per vendor instructions; the sources do not name the patched version.

## Timeline

- 2026-10-23T19:11:53+00:00 kev https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2020-14883
- 2026-10-23T19:13:43+00:00 epss https://api.first.org/data/v1/epss?cve=CVE-2020-14883
- 2026-10-23T21:57:34+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2020-14883

## From the sources

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Console). Supported versions that are affected are 10.3.6.0.0, 12.1.3.0.0, 12.2.1.3.0, 12.2.1.4.0 and 14.1.1.0.0. Easily exploitable vulnerability allows high privileged attacker with network access via HTTP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in takeover of Oracle WebLogic Server. CVSS 3.1 Base Score 7.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H).

---

_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_