Vulnerability in IBM Sterling Connect\

CVE-2025-36063

IBM Sterling Connect:Express Adapter for Sterling B2B Integrator 5.2.0 5.2.0.00 through 5.2.0.12 does not invalidate session after a logout which could allow an authenticated user to impersonate another user on the system.

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.002 (5.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 5.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-36063: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-36063?
CVE-2025-36063 is a medium-severity vulnerability in IBM Sterling Connect\, classified under Insufficient Session Expiration. CVSS score: 6.3/10. Published 2026-01-20.
How severe is CVE-2025-36063?
Medium severity. CVSS v3 base score is 6.3 out of 10.