Path Traversal in IBM I

CVE-2026-17043

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote authenticated attacker to delete arbitrary files due to path traversal.

Vulnerability class: Path Traversal (Directory Traversal)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 3.8 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.005 (38.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 38.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-17043: held from 0.004 to 0.005.

EPSS over last 30 days · oldest: 0.004 · newest: 0.005 · change: +0.001

Affected products

  • IBM I — versions 7.6, 7.5, 7.4

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-17043?
CVE-2026-17043 is a low-severity vulnerability in IBM I, classified under Path Traversal. CVSS score: 3.8/10. Published 2026-08-13.
How severe is CVE-2026-17043?
Low severity. CVSS v3 base score is 3.8 out of 10.