What is CVE-2026-18073?

CVE-2026-18073 is a medium-severity vulnerability, classified under OS Command Injection. CVSS score: 4.4/10. Published 2026-09-04.

How severe is CVE-2026-18073?

Medium severity. CVSS v3 base score is 4.4 out of 10.

CVE-2026-18073

CVE-2026-18073

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local authenticated attacker to inject parameters into a CL command due to improper neutralization of special elements.

Vulnerability class: Command Injection (OS Command Injection)

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

psirt@us.ibm.com

Frequently asked questions

What is CVE-2026-18073?: CVE-2026-18073 is a medium-severity vulnerability, classified under OS Command Injection. CVSS score: 4.4/10. Published 2026-09-04.
How severe is CVE-2026-18073?: Medium severity. CVSS v3 base score is 4.4 out of 10.