What is CVE-2026-15915?

CVE-2026-15915 is a medium-severity vulnerability in IBM Concert, classified under Files or Directories Accessible to External Parties. CVSS score: 6.2/10. Published 2026-09-22.

How severe is CVE-2026-15915?

Medium severity. CVSS v3 base score is 6.2 out of 10.

Vulnerability in IBM Concert

CVE-2026-15915

IBM Concert 1.0.0 through 3.0.0 could allow a local attacker to obtain sensitive information due to recursive copying of build context directories into container images.

Published 2026-09-22.

CVSS v3 metric

CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

IBM Concert

Weakness classification (CWE)

CWE-552 — Files or Directories Accessible to External Parties

References

www.ibm.com/support/pages/node/7288830 (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-15915?: CVE-2026-15915 is a medium-severity vulnerability in IBM Concert, classified under Files or Directories Accessible to External Parties. CVSS score: 6.2/10. Published 2026-09-22.
How severe is CVE-2026-15915?: Medium severity. CVSS v3 base score is 6.2 out of 10.