CVE-2026-16987CWE-73

CVE-2026-16987

High · published August 14, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
4.1
In the wild
Unconfirmed
What it is

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a local attacker to gain elevated privileges due to improper validation of the LANG environment variable.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00153 · 4.1th percentile
Weakness
CWE-73 · External Control of File Name or Path
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/7283296 · [email protected]
EPSS history
Timeline
  • 13 AUG 19:54Z
    IBM i is Affected By An Improper Validation Vulnerability in PASE []
    cvelistv5