CVE-2026-34315

MEDIUM

Oracle WebLogic Server 12.2.1.4.0 to 15.1.1.0.0 - Unauthorized Data Modification

Title source: manual
STIX 2.1

Description

Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Web Services). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0, 14.1.2.0.0 and 15.1.1.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebLogic Server. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle WebLogic Server accessible data. CVSS 3.1 Base Score 6.5 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N).

References (1)

Core 1
Core References
Vendor Advisory vendor-advisory
Oracle Advisory
https://www.oracle.com/security-alerts/cpuapr2026.html

Scores

CVSS v3 6.5
EPSS 0.0023
EPSS Percentile 13.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-285 CWE-601
Status published
Products (4)
Oracle Corporation/Oracle WebLogic Server 12.2.1.4.0
Oracle Corporation/Oracle WebLogic Server 14.1.1.0.0
Oracle Corporation/Oracle WebLogic Server 14.1.2.0.0
Oracle Corporation/Oracle WebLogic Server 15.1.1.0.0
Published Apr 21, 2026
Tracked Since Apr 22, 2026