CVE-2018-1883

A problem within the IBM MQ 9.0.2, 9.0.3, 9.0.4, 9.0.5, and 9.1.0.0 Console REST API Could allow...

5.3 Medium

A problem within the IBM MQ 9.0.2, 9.0.3, 9.0.4, 9.0.5, and 9.1.0.0 Console REST API Could allow attackers to execute a denial of service attack preventing users from logging into the MQ Console REST API. IBM X-Force ID: 151969.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: Low

Exploit likelihood

2.43%Down 5.2 points since Apr 14, 2021

What each source reports

CVE List Score used 5.3

Record: CVE-2018-1883
CVSS 3.0: 5.3 MediumCVSS:3.0/A:L/AC:L/AV:N/C:N/I:N/PR:N/S:U/UI:N/E:U/RC:C/RL:O
Updated: 2026-11-02

EUVDEUVD-2018-12462 5.3

Record: EUVD-2018-12462
CVSS 3.0: 5.3 MediumCVSS:3.0/A:L/AC:L/AV:N/C:N/I:N/PR:N/S:U/UI:N/E:U/RC:C/RL:O
Updated: 2026-11-03

GitHub AdvisoriesGHSA-vf4r-vmxm-rfm6 7.5

A problem within the IBM MQ 9.0.2, 9.0.3, 9.0.4, 9.0.5, and 9.1.0.0 Console REST API Could allow...

Record: GHSA-vf4r-vmxm-rfm6
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

NVD 5.3

Record: CVE-2018-1883
CVSS 3.0: 5.3 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Updated: 2026-11-02

Affected products

ibm mq

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-1883 is a medium vulnerability (CVSS 5.3) in Ibm Mq, published December 7, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.43%, the 84th percentile. No source names a fixed version.