What is CVE-2026-86087?

CVE-2026-86087 is a medium-severity vulnerability in IBM Db2, classified under Path Traversal. CVSS score: 4.3/10. Published 2026-09-10.

How severe is CVE-2026-86087?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Path Traversal in IBM Db2

CVE-2026-86087

IBM Db2 11.5.0 through 11.5.9, and 12.1.0 through 12.1.5 could allow an authenticated user to send a specially crafted request to write arbitrary files on the system.

Vulnerability class: Path Traversal (Directory Traversal)

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

Affected products

Ibm Db2

Weakness classification (CWE)

CWE-22 — Path Traversal

References

psirt@us.ibm.com (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-86087?: CVE-2026-86087 is a medium-severity vulnerability in IBM Db2, classified under Path Traversal. CVSS score: 4.3/10. Published 2026-09-10.
How severe is CVE-2026-86087?: Medium severity. CVSS v3 base score is 4.3 out of 10.