IBM MQ information disclosure

published 2025-09-07 14 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-27092

cvss: 5.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.1%; EPSS 0.1% chance of exploitation in 30 days, percentile 1%
public exploits: 0; none known

IBM MQ LTS 9.1.0.0 through 9.1.0.29, 9.2.0.0 through 9.2.0.36, 9.3.0.0 through 9.3.0.30 and 9.4.0.0 through 9.4.0.12 and IBM MQ CD 9.3.0.0 through 9.3.5.1 and 9.4.0.0 through 9.4.3.0 Java and JMS stores a password in client configuration files when trace is enabled which can be read by a local user.

Patch / fix

fixed in 1 links 1

ibm mq 9.1.0.31, 9.2.0.37, 9.3.0.31, 9.4.0.15, 9.4.3.1

ibm.com/support/pages/node/7243544 advisory

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 14 mo ago (2025-09-08)

Exploit prediction

0.10% chance of exploitation in the next 30 days, higher than 1% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.1	CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD	3.1	5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

IBM MQ

Classification

Weakness

CWE-260 Password in Configuration File

References

ibm.com /support/pages/node/7243544
vendor-advisory, patch

Sources

CVE List CVE-2025-36100
NVD CVE-2025-36100

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary