What is CVE-2025-36019?

CVE-2025-36019 is a medium-severity vulnerability in IBM Concert, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-02-17.

How severe is CVE-2025-36019?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in IBM Concert

CVE-2025-36019

IBM Concert 1.0.0 through 2.1.0 for Z hub framework is vulnerable to cross-site scripting. This vulnerability allows an unauthenticated attacker to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (5.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Ibm Concert — versions 1.0.0
Linux Linux_kernel

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

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

Frequently asked questions

What is CVE-2025-36019?: CVE-2025-36019 is a medium-severity vulnerability in IBM Concert, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-02-17.
How severe is CVE-2025-36019?: Medium severity. CVSS v3 base score is 6.1 out of 10.