CVE-2021-2109

Name: CVE-2021-2109
Creator: NVD / NIST
Published: 2021-01-20T15:15:52.753+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 70.24%

Last modified Jun 17, 2026

CVE-2021-2109 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. 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. EPSS estimates a 70.24% chance of exploitation in the next 30 days.

Description

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).

Metrics

CVSS 3.1

7.2/10

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

EPSS Probability

70.24%

99.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Oracle	Weblogic Server	10.3.6.0.0
Oracle	Weblogic Server	12.1.3.0.0
Oracle	Weblogic Server	12.2.1.3.0
Oracle	Weblogic Server	12.2.1.4.0
Oracle	Weblogic Server	14.1.1.0.0

References

http://packetstormsecurity.com/files/161053/Oracle-WebLogic-Server-14.1.1.0-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
https://www.oracle.com/security-alerts/cpujan2021.htmlVendor Advisory
http://packetstormsecurity.com/files/161053/Oracle-WebLogic-Server-14.1.1.0-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
https://www.oracle.com/security-alerts/cpujan2021.htmlVendor Advisory

Timeline

Published: Jan 20, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-2109?

How severe is CVE-2021-2109?

CVE-2021-2109 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 70.24% probability of exploitation in the next 30 days.

How do I fix CVE-2021-2109?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-2109?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST