CVE-2023-21839

CWE-502

High

90.0

RPS

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 T3, IIOP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle WebLogic Server accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

Source: NVD

CVSS: 7.5; High · v3.1
EPSS: 99.90%; Probability of exploitation in the next 30 days (FIRST)
CISA KEV: In CISA KEV since May 2023
Fix commit: No known fix commit; Sources: MoreFixes, FreshFixes
Weakness: CWE-502; CWE-502, CWE-306
Published: 18 Jan 2023; Last modified 27 Oct 2025

How to read these signals: RPS · EPSS · CISA KEV · Data sources

Get this score from the API

curl -H "Authorization: Bearer dsec_live_xxxxxxxx" \
  https://api.intelligence.devsecure.io/api/v1/rps/CVE-2023-21839

Replace the placeholder with your key. Get a free API key or rank your own CVEs.

Data as of 7 Oct 2026, 05:16 UK time

CVE-2023-21839

Description

Signals

Get this score from the API