What is CVE-2016-8986?

CVE-2016-8986 is a medium-severity vulnerability in IBM Websphere Mq, classified under Improper Access Control. CVSS score: 6.5/10. Published 2017-02-22.

How severe is CVE-2016-8986?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in IBM Websphere Mq

CVE-2016-8986

IBM WebSphere MQ 8.0 could allow an authenticated user with access to the queue manager to bring down MQ channels using specially crafted HTTP requests. IBM Reference #: 1998648.

Published 2017-02-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.010 (62.6th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 62.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

IBM Websphere Mq — versions 8.0, 8.0.0.0, 8.0.0.1
IBM Corporation Websphere Mq — versions 8.0

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

www.securityfocus.com/bid/96412 (vdb-entry)
www.ibm.com/support/docview.wss (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2016-8986?: CVE-2016-8986 is a medium-severity vulnerability in IBM Websphere Mq, classified under Improper Access Control. CVSS score: 6.5/10. Published 2017-02-22.
How severe is CVE-2016-8986?: Medium severity. CVSS v3 base score is 6.5 out of 10.