Privilege escalation in IBM Sterling Connect Direct For Unix
CVE-2026-105453
IBM Sterling Connect Direct for Unix 6.3.0.0 through 6.3.0.7 and 6.4.0.0 through 6.4.0.6 could allow a local attacker to gain elevated privileges due to improper privilege management.
Vulnerability class: Privilege Escalation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/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
Weakness classification (CWE)
References
- www.ibm.com/support/pages/node/7292735 (vendor-advisory, patch)
Frequently asked questions
- What is CVE-2026-105453?
- CVE-2026-105453 is a high-severity vulnerability in IBM Sterling Connect Direct For Unix, classified under Improper Privilege Management. CVSS score: 8.4/10. Published 2026-10-20.
- How severe is CVE-2026-105453?
- High severity. CVSS v3 base score is 8.4 out of 10.