Oracle HTTP Server (January 2026 CPU)

critical Nessus Plugin ID 296604

Synopsis

The remote host is affected by multiple vulnerabilities

Description

The versions of HTTP Server installed on the remote host are affected by multiple vulnerabilities as referenced in the January 2026 CPU advisory.

- Vulnerability in the Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in product of Oracle Fusion Middleware (component: Weblogic Server Proxy Plug-in for Apache HTTP Server, Weblogic Server Proxy Plug-in for IIS). Supported versions that are affected are 12.2.1.4.0, 14.1.1.0.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in. While the vulnerability is in Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in accessible data as well as unauthorized access to critical data or complete access to all Oracle HTTP Server, Oracle Weblogic Server Proxy Plug-in accessible data. Note: Affected version for Weblogic Server Proxy Plug-in for IIS is 12.2.1.4.0 only.
(CVE-2026-21962)

- Vulnerability in the Oracle HTTP Server product of Oracle Fusion Middleware (component: Core (libxml2)).
Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle HTTP Server. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle HTTP Server accessible data and unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle HTTP Server. (CVE-2025-49794, CVE-2025-49795, CVE-2025-49796)

- Vulnerability in the Oracle HTTP Server product of Oracle Fusion Middleware (component: Core (LibExpat)).
Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle HTTP Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle HTTP Server. (CVE-2025-59375)

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

Solution

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

Plugin Details

Severity: Critical

ID: 296604

File Name: oracle_http_server_cpu_jan_2026_v12.nasl

Version: 1.1

Type: local

Agent: windows, macosx, unix

Family: Web Servers

Published: 1/26/2026

Updated: 1/26/2026

Configuration: Enable thorough checks (optional)

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.7

CVSS v2

Risk Factor: High

Base Score: 9.4

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

CVSS Score Source: CVE-2026-21962

CVSS v3

Risk Factor: Critical

Base Score: 10

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

Vulnerability Information

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

Required KB Items: Oracle/OHS/Installed

Patch Publication Date: 1/20/2026

Vulnerability Publication Date: 1/20/2026

Reference Information

CVE: CVE-2022-41342, CVE-2024-42516, CVE-2024-43204, CVE-2024-47252, CVE-2025-49796, CVE-2025-49812, CVE-2025-54571, CVE-2025-59375, CVE-2026-21962

IAVA: 2026-A-0069

Detections

Analytics