CVE-2026-18671

Medium

Open

TLP:CLEAR

IBM i is Affected By Multiple Vulnerabilities in NetServer

NVD CVE.org

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Description

IBM i 7.6, 7.5, 7.4, and 7.3 could allow an authenticated attacker to force a NetServer server thread exception, caused by an integer overflow during bounds checking in request processing. The attacker could exploit this vulnerability to cause a temporary denial of service.

Details

CVSS Score: 6.5
EPSS Score ⓘ: 0.22%

12.7th percentile
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Confidence: 90%
Published: Aug 13, 2026
Last Modified: Aug 14, 2026

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