What is CVE-2025-36084?

CVE-2025-36084 is a medium-severity vulnerability in IBM Concert, classified under Use of a Broken or Risky Cryptographic Algorithm. CVSS score: 5.9/10. Published 2026-09-22.

How severe is CVE-2025-36084?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Vulnerability in IBM Concert

CVE-2025-36084

IBM Concert 1.0.0 through 3.0.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information.

Vulnerability class: POODLE (CVE-2014-3566)

Published 2026-09-22.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/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-327 — Use of a Broken or Risky Cryptographic Algorithm

References

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

Frequently asked questions

What is CVE-2025-36084?: CVE-2025-36084 is a medium-severity vulnerability in IBM Concert, classified under Use of a Broken or Risky Cryptographic Algorithm. CVSS score: 5.9/10. Published 2026-09-22.
How severe is CVE-2025-36084?: Medium severity. CVSS v3 base score is 5.9 out of 10.