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CVE-2020-14882 CISA KEV — actively exploited

Oracle WebLogic Server Remote Code Execution Vulnerability

Oracle Corporation — WebLogic Server

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 unauthenticated 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 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

CVSS scoreCritical

9.8

EPSS — exploitation probabilityCritical

100.0%

Vector breakdown

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Published
Oct 21, 2020
Modified
Jun 17, 2026
Added to KEV
Nov 3, 2021
Federal patch due
May 3, 2022

CISA required action

Apply updates per vendor instructions.

Affected packages

Proof-of-concept & exploitation references

8 found

Public repositories whose name or description references CVE-2020-14882, found via a live GitHub search at request time. These are community-sourced signals, not a verified working exploit — cross-check each one before relying on it, and treat higher star counts and recent activity as (weak) corroboration, not proof.

References

Frequently asked questions

What is CVE-2020-14882?

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 unauthenticated 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 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

How severe is CVE-2020-14882?

CVE-2020-14882 has a CVSS base score of 9.8 out of 10 (CVSS 3.1).

Is CVE-2020-14882 actively exploited in the wild?

Yes. CVE-2020-14882 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added Nov 3, 2021, meaning CISA has confirmed evidence of active exploitation.

What is the EPSS score for CVE-2020-14882?

100.0% - meaning FIRST.org's EPSS model estimates a 100.0% probability this vulnerability will be exploited in the wild within 30 days (100% percentile among all scored CVEs).

Is there exploit tooling available for CVE-2020-14882?

Yes - a public Nuclei template referencing CVE-2020-14882 exist in public repositories we checked. We also found 8 public GitHub repositories referencing this CVE.

Cross-checked against

Impactr finds and proves whether CVE-2020-14882 — or flaws like it — are actually reachable in your own web apps and APIs, with a reproducible exploit as evidence.