CVE-2026-16189
Received Received - Intake

Forgery of Log Entries in IBM WebSphere Application Server

Publication date: 2026-09-14

Last updated on: 2026-09-14

Assigner: IBM Corporation

Description
IBM WebSphere Application Server 9.0, and 8.5 could allow a remote attacker to inject forged log entries into the server's administrative log.

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Meta Information

Published
2026-09-14
Last Modified
2026-09-14
Generated
2026-09-15
AI Q&A
2026-09-14
EPSS Evaluated
N/A
NVD
CVE-2026-16189
EUVD
EUVD-2026-77800

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
ibm websphere_application_server 9.0
ibm websphere_application_server 8.5

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-117 The product constructs a log message from external input, but it does not neutralize or incorrectly neutralizes special elements when the message is written to a log file.

Attack-Flow Graph

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Executive Summary

IBM WebSphere Application Server 9.0 and 8.5 are vulnerable to a remote attacker injecting forged log entries into the server's administrative log. This could allow an attacker to manipulate logs, potentially hiding malicious activities or creating false records.

Detection Guidance

This vulnerability involves forged log entries in IBM WebSphere Application Server's administrative log. Detection may require reviewing server logs for unusual or unauthorized entries, as there are no specific commands provided in the context. Monitor for unexpected administrative actions or log modifications.

Impact Analysis

This vulnerability could allow attackers to forge log entries, which may lead to incorrect audit trails, difficulty in detecting real security incidents, and potential compliance violations due to unreliable logs.

Compliance Impact

For compliance with standards like GDPR and HIPAA, accurate and tamper-proof logs are critical. This vulnerability could undermine compliance by allowing log manipulation, potentially leading to unauthorized access or data breaches going undetected.

Mitigation Strategies

Apply the latest IBM WebSphere Application Server security patches or updates as soon as they are available to address the log injection vulnerability.

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