What is CVE-2025-36438?

CVE-2025-36438 is a medium-severity vulnerability in IBM Concert, classified under CWE-923. CVSS score: 5.1/10. Published 2026-03-25.

How severe is CVE-2025-36438?

Medium severity. CVSS v3 base score is 5.1 out of 10.

Vulnerability in IBM Concert

CVE-2025-36438

IBM Concert 1.0.0 through 2.2.0 could allow a privileged user to perform unauthorized actions due to improper restriction of channel communication to intended endpoints.

Published 2026-03-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.1 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.001 (1.8th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 1.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

IBM Concert — versions 1.0.0

Weakness classification (CWE)

CWE-923

References

www.ibm.com/support/pages/node/7267105 (vendor-advisory, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2025-36438?: CVE-2025-36438 is a medium-severity vulnerability in IBM Concert, classified under CWE-923. CVSS score: 5.1/10. Published 2026-03-25.
How severe is CVE-2025-36438?: Medium severity. CVSS v3 base score is 5.1 out of 10.