SEPTEMBER 14, 2026
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Case File

CVE-2026-18221

HIGH · CVSS 8.1 EPSS 0.33%

Source: NVD + CISA KEV + EPSS · Published 2026-09-04 · Last synced 2026-09-14

CyberRota Analysis

AI-Generated

IBM i versions 7.6, 7.5, 7.4, and 7.3 are vulnerable to unauthorized remote access stemming from improper validation of client-supplied authentication parameters. This flaw could enable attackers to exploit the system, potentially leading to data breaches or unauthorized actions. Organizations using these IBM i versions should prioritize patching to mitigate the risk of exploitation.

CVE
CVE-2026-18221
Severity
HIGH
CVSS
8.1
EPSS
0.33%

Original NVD Description

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to gain unauthorized access due to improper validation of client-supplied authentication parameters.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-18341 MEDIUM CVE-2026-18175 HIGH CVE-2026-18078 MEDIUM CVE-2026-18076 MEDIUM CVE-2026-18073 MEDIUM CVE-2026-17499 MEDIUM