CVE-2026-16884 Multiple Vulnerabilities in IBM API Connect

CriticalCVSS 9.9

Published: 2026-11-07 06:31
Updated: 2026-11-07 06:31
Exploit status: No public exploit known

Description

IBM API Connect 12.1.0.0 through 12.1.1.2 could allow a remote attacker to obtain sensitive information due to an XML external entity (XXE) injection.

Affected products

Product	Affected versions	Fixed in
ibm api connect	>= 12.1.0.0, <= 12.1.1.2	No fix listed

References

www.ibm.com patch vendor-advisory

CVSS v3.1

9.9 Critical

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

Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: None
Scope: Changed
Confidentiality: High
Integrity: Low
Availability: Low

Weakness & likelihood

EPSS (exploitation probability, 30 days): Not available
CWE: CWE-611 Improper Restriction of XML External Entity Reference

Public exploit references

Metadata only. CVERadar never hosts or runs exploit code.

No public exploit references known.