What is CVE-2025-36115?

CVE-2025-36115 is a medium-severity vulnerability in Ibm Sterling_connect\, classified under Session Fixation. CVSS score: 6.3/10. Published 2026-01-20.

How severe is CVE-2025-36115?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Vulnerability in Ibm Sterling_connect\

CVE-2025-36115

IBM Sterling Connect:Express Adapter for Sterling B2B Integrator 5.2.0.00 through 5.2.0.12 does not disallow the session id after use which could allow an authenticated user to impersonate another user on the system.

EPSS: 0.001 (3.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Ibm Sterling_connect\ — versions express_adapter_for_sterling_b2b_integrator
Ibm Sterling Connect:express Adapter For B2b Integrator 5.2.0 — versions 5.2.0.00

Weakness classification (CWE)

CWE-384 — Session Fixation

References

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

Frequently asked questions

What is CVE-2025-36115?: CVE-2025-36115 is a medium-severity vulnerability in Ibm Sterling_connect\, classified under Session Fixation. CVSS score: 6.3/10. Published 2026-01-20.
How severe is CVE-2025-36115?: Medium severity. CVSS v3 base score is 6.3 out of 10.