CVE-2020-14644
CriticalExploitedPublic exploitEasily exploitable vulnerability allows unauthenticated attacker with network access via IIOP, T3 to compromise Oracle WebLogic Server.
Published Jul 15, 2020 · Updated Jan 12, 2026
Key Facts
Patch immediately- CVE-2020-14644 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting WebLogic Server (Oracle).
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Sep 18, 2024. Public exploit code is available.
- EPSS estimates a 95% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS (30-day exploit likelihood)
95%
Higher than 99.8% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2020-14644 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 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 IIOP, T3 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).
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Sep 18, 2024 | Oct 9, 2024 | Not reported |
| Industry KEV feed | Sep 18, 2024 | Oct 9, 2024 | Not reported |
| CIRCL KEV | Sep 18, 2024 | Oct 9, 2024 | Not reported |
| ENISA EUVD | Sep 18, 2024 | n/a | Not reported |
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Affected Products
4 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| WebLogic ServerOracle | 12.2.1.3.0, 12.2.1.4.0, 14.1.1.0.0, >= 12.2.1.3.0 | n/a |
Timeline
Publicly disclosed
Jul 15, 2020
Added to CISA KEV
Sep 18, 2024
Added to Industry KEV feed
Sep 18, 2024
Added to CIRCL KEV
Sep 18, 2024
Added to ENISA EUVD
Sep 18, 2024
Last updated
Jan 12, 2026
References
FAQ
Common Questions.
Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Core).
Affected: WebLogic Server (Oracle) versions 12.2.1.3.0, 12.2.1.4.0, 14.1.1.0.0, >= 12.2.1.3.0. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Sep 18, 2024.
Yes. It was added on Sep 18, 2024 with a federal remediation due date of Oct 9, 2024.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
Is CVE-2020-14644 Running On Your Attack Surface?
Brandefense maps vulnerabilities like this one to your internet-facing assets and tells you exactly where to patch.
Request A Demo