Detections
Analytics

Oracle WebLogic Server Unauthorized Access (April 2026 CPU)

medium Nessus Plugin ID 309918

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Synopsis

The remote host is affected by a vulnerability

Description

The 12.2.1.4.0 version of WebLogic Server installed on the remote host is affected by a vulnerability as referenced in the April 2026 CPU advisory.

 - Vulnerability in the Oracle WebLogic Server product of Oracle Fusion Middleware (component: Centralized Thirdparty Jars (Validator)). The supported version that is affected is 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle WebLogic Server. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle WebLogic Server accessible data as well as unauthorized read access to a subset of Oracle WebLogic Server accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Oracle WebLogic Server. (CVE-2025-35036)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Apply the appropriate patch according to the April 2026 Oracle Critical Patch Update advisory.

See Also

https://www.oracle.com/docs/tech/security-alerts/cpuapr2026csaf.json

https://www.oracle.com/security-alerts/cpuapr2026.html

Plugin Details

Severity: Medium

ID: 309918

File Name: oracle_weblogic_server_cpu_apr_2026_CVE-2025-35036.nasl

Version: 1.3

Type: Local

Agent: windows, macosx, unix

Family: Misc.

Published: 4/23/2026

Updated: 4/27/2026

Configuration: Enable thorough checks (optional)

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.2

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2025-35036

CVSS v3

Risk Factor: High

Base Score: 7.3

Temporal Score: 6.6

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS v4

Risk Factor: Medium

Base Score: 6.9

Threat Score: 2.7

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Vulnerability Information

CPE: cpe:/a:oracle:weblogic_server, cpe:/a:oracle:fusion_middleware

Required KB Items: installed_sw/Oracle WebLogic Server

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/21/2026

Vulnerability Publication Date: 4/21/2026

Reference Information

CVE: CVE-2025-35036

IAVA: 2026-A-0374