IBM MQ 8.0, (9.0, 9.1, 9.2 LTS), and (9.1 and 9.2 CD) are vulnerable to an XML External Entity Injection (XXE) attack when processing XML d…

published 2022-08-19 4y ago modified 2026-06-17 4mo ago also EUVD-2022-27635

cvss: 8.2; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.8%; EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits: 0; none known

IBM MQ 8.0, (9.0, 9.1, 9.2 LTS), and (9.1 and 9.2 CD) are vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. IBM X-Force ID: 226339.

Patch / fix

links 1

ibm.com/support/pages/node/6613021 advisory

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Exploit prediction

1.76% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.0	8.2	CVSS:3.0/AV:N/S:U/A:L/PR:N/UI:N/AC:L/C:H/I:N/RC:C/RL:O/E:U
NVD	3.1	9.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
CNA	3.0	8.2	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L

Affected products

IBM MQ

Classification

Weakness

CWE-611 Improper Restriction of XML External Entity Reference

References

ibm.com /support/pages/node/6613021
patch, vendor-advisory
exchange.xforce.ibmcloud.com /vulnerabilities/226339
vdb-entry, vendor-advisory

Sources

CVE List CVE-2022-22489
NVD CVE-2022-22489

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