CVE•Published 2026-10-19•Modified 2026-10-23•0 articles on news•5 live references•NVD data

CVE-2026-11828Ibm · Mq_operator

Vulnerability data via NVD (ingested)

CVSS v3.1

5.9

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS percentile

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Weaknesses (CWE)

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Description

IBM MQ could allow a remote attacker with queue manager control or man-in-the-middle access on unencrypted channels to cause a denial of service in client applications using asynchronous message consumption due to improper validation of queue name length values.

Timeline

Published 2026-10-19

Modified 2026-10-23

External references

NVD MITRE Exploit-DB Sploitus VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-11828

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Ibm Mq Operator"

All exposed Ibm Mq Operator instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Mq Operator"

HTTP body or banner mentions "Mq Operator" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-11828