CVE-2026-10575: IBM MQ queue manager is vulnerable to remote code execution
Analyzed
Published 18-09-2026Last modified 21-09-2026
Vulnerability summary
CVE-2026-10575 is a high (CVSS 8.8) Heap-based Buffer Overflow vulnerability in ibm mq. EPSS estimates a 0.28% chance of exploitation in the next 30 days, higher than 19% of scored vulnerabilities.
CVSS score
8.8/10
010
High · v3.1 (CVE.org)EPSS score
0.28%
0%100%
Low · -0.20 pp in 30 daysKEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded
Timeline
- 18-09-2026PublishedVulnerability first disclosed.
- 21-09-2026Last modifiedVulnerability information updated.
Description
IBM MQ could allow an authenticated attacker to cause a denial of service or potentially escalate privileges due to a heap buffer overflow when processing MQPUT operations with malformed distribution headers.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 8.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesAll 2 agree
- NVDNIST8.8HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.28%
Chance of exploitation in the next 30 days
Percentile
19%
Versus all other CVEs
30-day change
Decrease -0.20 pp
From 0.48% on 22-09-2026
22-09-202622-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ibm1 product
- mq≥ 9.1.0.0, ≤ 9.1.0.37 LTS | ≥ 9.2.0.0, ≤ 9.2.0.43 LTS | ≥ 9.3.0.0, ≤ 9.3.0.41 LTS | ≥ 9.3.0.0, ≤ 9.3.5.1 CD | ≥ 9.4.0.0, ≤ 9.4.0.25 LTS | ≥ 9.4.0.0, ≤ 9.4.5.1 CD | ≥ 9.1.0.0, ≤ 9.1.0.37 | ≥ 9.2.0.0, ≤ 9.2.0.43 | ≥ 9.3.0.0, ≤ 9.3.0.41 | ≥ 9.3.0.0, ≤ 9.3.5.1 | ≥ 9.4.0.0, ≤ 9.4.0.25 | ≥ 9.4.0.0, ≤ 9.4.5.1 | 10.0.0.0
1 vendor · 1 product