CVE-2026-18847
Received Received - Intake

Remote Credential Harvesting in IBM i Navigator for i

Publication date: 2026-08-12

Last updated on: 2026-08-12

Assigner: IBM Corporation

Description
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote unauthenticated attacker to harvest credentials due to spoofing of Navigator for i.

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Meta Information

Published
2026-08-12
Last Modified
2026-08-12
Generated
2026-08-12
AI Q&A
2026-08-12
EPSS Evaluated
N/A
NVD
CVE-2026-18847
EUVD
EUVD-2026-57355

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
ibm navigator_for_i *

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-346 The product does not properly verify that the source of data or communication is valid.

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Executive Summary

IBM i versions 7.6, 7.5, 7.4, and 7.3 are vulnerable to a remote unauthenticated attacker harvesting credentials due to spoofing of Navigator for i. This allows an attacker to trick users into revealing their login details.

Impact Analysis

An attacker could gain access to sensitive systems or data by tricking users into entering credentials on a spoofed interface. This may lead to unauthorized access, data breaches, or further exploitation of the system.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, violating GDPR and HIPAA requirements for data protection and access controls. Organizations may face compliance violations and penalties.

Mitigation Strategies

Apply IBM i PTFs or updates to address the spoofing issue in Navigator for i. Monitor IBM security advisories for patches. Restrict access to Navigator for i if possible until patched.

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