CVE-2026-17259CWE-121

CVE-2026-17259

Medium · published September 4, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
28.4
In the wild
Unconfirmed
What it is

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 stack-based buffer overflow.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.00358 · 28.4th percentile
Weakness
CWE-121 · Stack-based Buffer Overflow
Published
2026-09-04T21:16Z
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/7285844 · [email protected]
EPSS history
Timeline
  • 06 SEP 03:30Z
    EPSS moved — → 0%
    epss
  • 04 SEP 16:38Z
    IBM i is Affected By Multiple Vulnerabilities in Debug Server
    cvelistv5