# CVE-2026-17321

Authenticated IDOR in IBM API Connect allows deletion/overwrite of control-plane assets

- Page: https://www.vulneraibility.com/cve/CVE-2026-17321
- CVSS: 8.1
- Known exploited: not in CISA KEV as of our last sync
- EPSS: 0.45% (percentile 39.4)
- Weakness: CWE-639
- Published: 2026-11-07

## Affected versions

- IBM API Connect: affected >= 12.1.0.0 and <= 12.1.1.2

A version outside these ranges is not a statement that it is unaffected.

## Impact

Remote authenticated attacker can delete or overwrite arbitrary control-plane assets, disrupting APIs, breaking integrations and causing outages or config tampering.

## Action

Immediate action required

## Recommendation

Restrict admin access, backup and audit configs, monitor logs, and apply vendor fix when released

## References

- [patch] https://www.ibm.com/support/pages/node/7295635

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.