What is CVE-2026-9176?

CVE-2026-9176 is a medium-severity vulnerability in IBM Websphere Application Server, classified under Code Injection. CVSS score: 6.7/10. Published 2026-09-10.

How severe is CVE-2026-9176?

Medium severity. CVSS v3 base score is 6.7 out of 10.

RCE in IBM Websphere Application Server

CVE-2026-9176

IBM WebSphere Application Server 9.0, and 8.5 is vulnerable to a security bypass due to improper authentication controls. A local attacker could exploit this vulnerability to escalate privileges and gain unauthorized access to protected resources.

Vulnerability class: RCE (Remote Code Execution)

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Ibm Websphere Application Server — versions 8.5, 9.0

Weakness classification (CWE)

CWE-94 — Code Injection

References

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

Frequently asked questions

What is CVE-2026-9176?: CVE-2026-9176 is a medium-severity vulnerability in IBM Websphere Application Server, classified under Code Injection. CVSS score: 6.7/10. Published 2026-09-10.
How severe is CVE-2026-9176?: Medium severity. CVSS v3 base score is 6.7 out of 10.