CVE-2026-16879
Received Received - Intake

Authorization Bypass in IBM Db2 Mirror for i

Publication date: 2026-08-14

Last updated on: 2026-08-14

Assigner: IBM Corporation

Description
IBM Db2 Mirror for i 7.4, 7.5, and 7.6 could allow a remote authenticated attacker to bypass security restrictions due to improper authorization using user-supplied input.

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Meta Information

Published
2026-08-14
Last Modified
2026-08-14
Generated
2026-08-15
AI Q&A
2026-08-14
EPSS Evaluated
N/A
NVD
CVE-2026-16879
EUVD
EUVD-2026-58793

Affected Vendors & Products

Showing 3 associated CPEs
Vendor Product Version / Range
ibm db2_mirror_for_i From 7.4 (inc)
ibm db2_mirror_for_i From 7.5 (inc)
ibm db2_mirror_for_i From 7.6 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-285 The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.

Attack-Flow Graph

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Executive Summary

This vulnerability in IBM Db2 Mirror for i versions 7.4, 7.5, and 7.6 allows a remote authenticated attacker to bypass security restrictions by exploiting improper authorization checks with user-supplied input.

Detection Guidance

This vulnerability involves improper authorization in IBM Db2 Mirror for i. Detection requires checking for unauthorized access attempts or unusual activity in Db2 Mirror logs. Review authentication logs for suspicious remote connections and verify user permissions. No specific commands are provided in the context.

Impact Analysis

An attacker could gain unauthorized access to sensitive data, execute arbitrary commands, or perform actions with elevated privileges, potentially leading to data breaches or system compromise.

Compliance Impact

This vulnerability could lead to unauthorized data access or exposure, violating compliance requirements for data protection such as GDPR or HIPAA, potentially resulting in legal penalties or reputational damage.

Mitigation Strategies

Apply the latest IBM Db2 Mirror for i patches or updates to address the improper authorization issue. Ensure proper access controls are enforced and restrict remote authenticated access to trusted users only.

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