Vulnerability in Ibm I

CVE-2026-16896

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local authenticated attacker to obtain unauthorized access to files due to a time-of-check time-of-use (TOCTOU) race condition.

Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

Affected products

  • Ibm I — versions 7.6, 7.5, 7.4

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-16896?
CVE-2026-16896 is a high-severity vulnerability in Ibm I, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 7.1/10. Published 2026-08-13.
How severe is CVE-2026-16896?
High severity. CVSS v3 base score is 7.1 out of 10.