SAP NetWeaver AS ABAP Open Redirect (3692004)

medium Nessus Plugin ID 306732

Synopsis

The remote SAP NetWeaver ABAP server is affected by an open redirect vulnerability.

Description

The version of SAP NetWeaver AS ABAP and ABAP Platform detected on the remote host is affected by an open redirect vulnerability as referenced in the SAP Security Patch Day April 2026:

- Due to an Open Redirect vulnerability in SAP NetWeaver Application Server ABAP, an unauthenticated attacker could craft malicious URL that, if accessed by a victim, they could be redirected to the page controlled by the attacker. This causes low impact on confidentiality and integrity of the application with no impact on availability. (CVE-2026-34257)

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 vendor advisory.

See Also

https://me.sap.com/notes/3692004

Plugin Details

Severity: Medium

ID: 306732

File Name: sap_netweaver_as_abap_3692004.nasl

Version: 1.1

Type: Remote

Family: Web Servers

Published: 4/16/2026

Updated: 4/16/2026

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.0

CVSS v2

Risk Factor: Medium

Base Score: 6.4

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

CVSS Score Source: CVE-2026-34257

CVSS v3

Risk Factor: Medium

Base Score: 6.1

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

Vulnerability Information

CPE: cpe:/a:sap:netweaver_application_server

Required KB Items: Settings/ParanoidReport, installed_sw/SAP Netweaver Application Server (AS)

Patch Publication Date: 4/14/2026

Vulnerability Publication Date: 4/14/2026

Reference Information

CVE: CVE-2026-34257