What is CVE-2026-18076?

CVE-2026-18076 is a medium-severity vulnerability, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 4.3/10. Published 2026-09-04.

How severe is CVE-2026-18076?

Medium severity. CVSS v3 base score is 4.3 out of 10.

CVE-2026-18076

CVE-2026-18076

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to cause a denial of service due to a memory leak.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

psirt@us.ibm.com

Frequently asked questions

What is CVE-2026-18076?: CVE-2026-18076 is a medium-severity vulnerability, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 4.3/10. Published 2026-09-04.
How severe is CVE-2026-18076?: Medium severity. CVSS v3 base score is 4.3 out of 10.