CVE-2026-18221
⚠️ highSummary
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.
CVSS Score
8.1
High
EPSS Score
0.3
Exploit Probability
Published Date
2026-09-04
First Seen: 2026-09-05
📊 Relative Risk Intelligence
This CVE is High Risk - more severe than 76.8% of all 353,061 vulnerabilities in our database.
#81,954
Top 25% most severe
Severity Percentile
Last Modified
2026-09-04
Source
NVD 🔗
CVSS Vector 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE IDs (Weakness Types)