CVE-2026-12148: IBM MQ Deserialization of Untrusted Data
IBM · MQ Operator
Vendor fix available · Affected: IBM MQ Operator · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 34% of scored CVEs
DescriptionCVE.org
IBM MQ Operator could allow an authenticated attacker to cause a denial of service or potentially execute arbitrary code due to unrestricted Java deserialization in the MQ Classes for Java.
Affected products2
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- IBM · MQ Operatorfrom 3.2.0 up to and including 3.2.29; from 3.3.0 before 3.4.0; 3.4.1; 3.5.0; from 3.5.1 up to and including 3.5.3; from 3.6.0 up to and including 3.6.4 and 12 more
- IBM · MQ Advanced container imagesfrom 9.4.0.6-r1 up to and including r1, 9.4.0.6-r2, 9.4.0.7-r1, 9.4.0.10-r1, 9.4.0.10-r2, 9.4.0…; 9.4.0.6-r2; 9.4.0.7-r1; 9.4.0.10-r1; 9.4.0.10-r2; 9.4.0.11-r1 and 65 more
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- IBM
- Published
- October 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-12148 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.