CVE-2026-17440 — MEDIUM (5.5)

Q: How severe is CVE-2026-17440?

CVE-2026-17440 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-17440?

Check the references section above for vendor advisories and patch information. Affected products include: Ibm App Connect Enterprise, Ibm Integration Bus For Z\/Os.

Vulnerability Description

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 could allow a local attacker to cause a denial of service due to uncontrolled recursion.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Ibm	App Connect Enterprise	>= 12.0.1.0, < 12.0.12.29
Ibm	Integration Bus For Z\/Os	>= 10.1.0.0, <= 10.1.0.7

Related Weaknesses (CWE)

CWE-674

References

https://www.ibm.com/support/pages/node/7286372PatchVendor Advisory

FAQ

What is CVE-2026-17440?

CVE-2026-17440 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 could allow a local attacker to cause a denial of servi...

How severe is CVE-2026-17440?

CVE-2026-17440 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-17440?

Check the references section above for vendor advisories and patch information. Affected products include: Ibm App Connect Enterprise, Ibm Integration Bus For Z\/Os.