IBM App Connect Enterprise 13.0.1.0 through 13.0.8.1, and 12.0.1.0 through 12.0.12.28 and IBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.7… (CVE-2026-17440)
Description
IBM App Connect Enterprise versions 13.0.1.0 through 13.0.8.1, 12.0.1.0 through 12.0.12.28, and IBM Integration Bus for z/OS versions 10.1.0.0 through 10.1.0.7 contain a vulnerability that allows a local attacker to cause a denial of service via uncontrolled recursion.
CVSS v3.1
Score 5.5medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-17440 affects IBM App Connect Enterprise and IBM Integration Bus for z/OS in specified version ranges. The vulnerability arises from uncontrolled recursion that can be triggered by a local attacker, leading to denial of service conditions. The CVSS 3.1 base score is 5.5, indicating a medium severity issue with local attack vector, low attack complexity, and no user interaction required. The vulnerability does not impact confidentiality or integrity but causes availability disruption. There is no information provided about patches or fixes, and no known exploits in the wild have been reported.
Potential Impact
A local attacker with low privileges can exploit uncontrolled recursion to cause denial of service, impacting system availability. There is no impact on confidentiality or integrity according to the CVSS vector. This could disrupt normal operations of affected IBM integration products.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict local access to trusted users only to reduce risk of exploitation.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-g698-32cx-8794
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-17440"]
- Database Specific Severity
- MODERATE
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a9c2652acd9273b49fca265
Added to database: 09/05/2026, 14:25:22 UTC
Last enriched: 09/07/2026, 12:53:42 UTC
Last updated: 10/14/2026, 18:48:18 UTC
Views: 24
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.
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.