CVE-2026-90921: CWE-130 Improper Handling of Length Parameter Inconsistency in IBM Maximo AI Service
Description
IBM Maximo AI Service versions 9.1.0 and 9.2.0 contain a vulnerability due to improper handling of malformed frames that can cause the host process to terminate, resulting in a denial of service. This issue stems from inconsistent length parameter handling.
CVSS v3.1
Score 7.5high
Affected software
IBM
Maximo AI Service
cpe:2.3:a:ibm:maximo_ai_service:9.1.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:maximo_ai_service:9.2.0:*:*:*:*:*:*:*Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-90921 is a vulnerability in IBM Maximo AI Service 9.1.0 and 9.2.0 where improper handling of length parameter inconsistencies in malformed frames can lead to denial of service by terminating the host process. The flaw is categorized under CWE-130, indicating issues with improper handling of length parameters. The vulnerability has a CVSS 3.1 base score of 7.5, reflecting a high severity with network attack vector, low attack complexity, no privileges required, no user interaction, and impacts availability only.
Potential Impact
An unauthenticated remote attacker can exploit this vulnerability to cause a denial of service by sending malformed frames that cause the host process of IBM Maximo AI Service to terminate. This results in service disruption but does not impact confidentiality or integrity.
Mitigation Recommendations
No patch or official fix information is provided in the available data. Patch status is not yet confirmed — check the IBM vendor advisory for current remediation guidance. Until a fix is available, consider restricting network access to the affected service to trusted sources to reduce exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-09-14T11:07:15.825Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6acd55c92cdf04f656db38f2
Added to database: 10/12/2026, 21:48:57 UTC
Last enriched: 10/12/2026, 22:03:19 UTC
Last updated: 10/12/2026, 22:08:14 UTC
Views: 5
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