CVE-2026-18846

IBM i 7.6, 7.5, 7.4, and 7.3 s vulnerable to a buffer overflow from improperly validating client data. By sending malformed requests to one of the host servers, a remote attacker could leverage this vulnerability to cause a denial-of-server (DoS) for that server.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.ibm.com/support/pages/node/7283578	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:ibm:i:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-08-13 20:17

Updated : 2026-08-17 15:28

NVD link : CVE-2026-18846

Mitre link : CVE-2026-18846

CVE.ORG link : CVE-2026-18846

JSON object : View

Products Affected

ibm

i

CWE

CWE-787

Out-of-bounds Write

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