CVE-2026-17109: CWE-20 Improper Input Validation
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to add unexpected parameters to a command due to parameter injection.
AI Analysis
Technical Summary
CVE-2026-17109 is an improper input validation vulnerability in IBM i versions 7.3 through 7.6. It allows a remote authenticated attacker to add unexpected parameters to a command via parameter injection. This could disrupt normal operations, potentially causing denial of service. There is no indication of confidentiality or integrity impact. No official patch or remediation level has been published at this time.
Potential Impact
The vulnerability could allow an authenticated remote attacker to inject unexpected parameters into commands, which may lead to denial of service conditions. There is no evidence of confidentiality or integrity compromise. No known exploits are reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or remediation level is provided, monitor IBM's advisories for updates. Until a patch is available, restrict access to trusted authenticated users to reduce risk.
CVE-2026-17109: CWE-20 Improper Input Validation
Description
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to add unexpected parameters to a command due to parameter injection.
CVSS v3.1
Score 4.3medium
Affected software
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
CVE-2026-17109 is an improper input validation vulnerability in IBM i versions 7.3 through 7.6. It allows a remote authenticated attacker to add unexpected parameters to a command via parameter injection. This could disrupt normal operations, potentially causing denial of service. There is no indication of confidentiality or integrity impact. No official patch or remediation level has been published at this time.
Potential Impact
The vulnerability could allow an authenticated remote attacker to inject unexpected parameters into commands, which may lead to denial of service conditions. There is no evidence of confidentiality or integrity compromise. No known exploits are reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or remediation level is provided, monitor IBM's advisories for updates. Until a patch is available, restrict access to trusted authenticated users to reduce risk.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-07-24T15:37:18.758Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a7cb3e6bf8831d539ed5594
Added to database: 08/12/2026, 17:56:54 UTC
Last enriched: 08/12/2026, 18:12:30 UTC
Last updated: 08/13/2026, 00:45:01 UTC
Views: 6
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.