CVE-2026-16896CWE-367

CVE-2026-16896

High · published August 14, 2026

CVSS v3.1
7.1
EPSS
0%
Percentile
0.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00100 · 0.8th percentile
Weakness
CWE-367 · Time-of-check Time-of-use (TOCTOU) Race Condition
Published
2026-08-14T00:17Z
Affected products (4)
ProductVersionsFixed in
ibm/iall versions—
ibm/iall versions—
ibm/iall versions—
ibm/iall versions—
References (1)
https://www.ibm.com/support/pages/node/7283293 · [email protected]
EPSS history
Timeline
  • 13 AUG 19:51Z
    IBM i is Affected By Multiple Vulnerabilities in Network Authentication Service
    cvelistv5