CVE-2026-16892: CWE-287 Improper Authentication
Description
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to bypass security restrictions due to improper authentication during service-name matching.
CVSS v3.1
Score 5.4medium
Affected software
IBM
cpe:2.3:a:ibm:i:7.6:*:*:*:*:*:*:*cpe:2.3:a:ibm:i:7.6.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:i:7.5:*:*:*:*:*:*:*cpe:2.3:a:ibm:i:7.5.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:i:7.4:*:*:*:*:*:*:*cpe:2.3:a:ibm:i:7.4.0:*:*:*:*:*:*:*Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
IBM i versions 7.3, 7.4, 7.5, and 7.6 contain an improper authentication vulnerability (CWE-287) related to service-name matching. This flaw allows a remote attacker with valid authentication privileges to bypass security restrictions, potentially leading to unauthorized access or actions. The CVSS 3.1 base score is 5.4, reflecting network attack vector, low complexity, and no user interaction required. No official remediation or patch information is currently available.
Potential Impact
The vulnerability could allow an authenticated remote attacker to bypass certain security restrictions, potentially leading to limited unauthorized access or modification of information. The impact affects confidentiality and integrity but does not affect availability. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, monitor IBM's advisories for updates. No specific temporary mitigations are provided in the available data.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-07-24T05:14:10.271Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a9af75eacd9273b49e7780a
Added to database: 09/04/2026, 16:52:46 UTC
Last enriched: 09/07/2026, 12:04:29 UTC
Last updated: 10/18/2026, 18:48:18 UTC
Views: 85
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