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HIGH · 8.6

CVE-2026-16815

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service and potentially obtain sensitive information due to a stack-based buffer overflow.

Vulnerability Description

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service and potentially obtain sensitive information due to a stack-based buffer overflow.

CVSS Score

8.6

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
HIGH

Affected Products

VendorProductVersions
IbmI7.3

Related Weaknesses (CWE)

CWE-787

References

FAQ

What is CVE-2026-16815?

CVE-2026-16815 is a vulnerability with a CVSS score of 8.6 (HIGH). IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service and potentially obtain sensitive information due to a stack-based buffer overflow.

How severe is CVE-2026-16815?

CVE-2026-16815 has been rated HIGH with a CVSS base score of 8.6/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-16815?

Check the references section above for vendor advisories and patch information. Affected products include: Ibm I.