CVE-2026-17321 — HIGH (8.1)

Vulnerability Description

IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote authenticated attacker to delete or overwrite arbitrary control-plane assets due to an insecure direct object reference.

CVSS Score

8.1

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-639

References

https://www.ibm.com/support/pages/node/7295635

FAQ

What is CVE-2026-17321?

CVE-2026-17321 is a vulnerability with a CVSS score of 8.1 (HIGH). IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote authenticated attacker to delete or overwrite arbitrary control-plane assets due to an insecure direct object reference.

How severe is CVE-2026-17321?

CVE-2026-17321 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-17321?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.