CVE-2026-11828
Status: Awaiting AnalysisMedium (5.9)—
Severity5.9Medium · CVSS 3.1
Exploitation probability0.25 %higher than 16% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found
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.
CVSS
- Base score
- 5.9
- Version
- 3.1
- Vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days
- 0.25 %
- Percentile among all scored CVEs
- 16
- Score date
- 10/20/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
ATT&CK techniques
How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.
- Exploitation
T1190Exploit Public-Facing Applicationinitial access60 % - Primary impact
T1499Endpoint Denial of Serviceimpact85 %
El vector CVSS es de red sin privilegios ni interacción (AV:N/PR:N/UI:N) y la descripción indica DoS en aplicaciones cliente por validación indebida de longitudes de nombre de cola.
Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.
ATT&CK mitigations that cover these techniques
Affected technologies (1)
⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.
CWEs
- CWE-120
References
Show 1 references
Raw JSON (NVD)
Show
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"published": "2026-10-19T17:17:16.130",
"references": [
{
"url": "https://www.ibm.com/support/pages/node/7292667",
"source": "psirt@us.ibm.com"
}
],
"vulnStatus": "Awaiting Analysis",
"weaknesses": [
{
"type": "Secondary",
"source": "psirt@us.ibm.com",
"description": [
{
"lang": "en",
"value": "CWE-120"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "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."
}
],
"lastModified": "2026-10-19T20:55:02.217",
"sourceIdentifier": "psirt@us.ibm.com"
}