CVE-2026-12667

HIGHCVSS 7.1

Description

IBM MQ 9.1.0.0 through 9.1.0.37 LTS, 9.2.0.0 through 9.2.0.43 LTS, 9.3.0.0 through 9.3.0.41 LTS, 9.3.0.0 through 9.3.5.1 CD, 9.4.0.0 through 9.4.0.25 LTS, 9.4.0.0 through 9.4.5.1 CD, and 10.0.0.0 could allow an authenticated attacker to read files from a vulnerable .NET client or cause limited denial of service due to improper handling of XML external entities in RFH2 folder parsing.

Timeline

Published:September 15th, 2026 6:17 PM

Last modified:September 16th, 2026 7:24 PM

CVSS Scoring

CVSS v3: 7.1 (HIGH)

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

Weaknesses (CWE)

CWE-611

References & Reports

Advisories, patches, and third-party reports

https://www.ibm.com/support/pages/node/7284936

Source: NIST NVD · Data may lag official sources by up to one minute