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Vulnerability record · CVE-2018-1801 · published 4 February 2019

CVE-2018-1801: Ibm app connect xml external entity (xxe) vulnerability

Ibm · App Connect

IBM App Connect V11.0.0.0 through V11.0.0.1, IBM Integration Bus V10.0.0.0 through V10.0.0.13, IBM Integration Bus V9.0.0.0 through V9.0.0.10, and WebSphere Message Broker V8.0.0.0 through V8.0.0.9 is vulnerable to a XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to consume memory resources. IBM X-Force ID: 149639.

5.3 CVSS 3.0 Medium EPSS 2.5% · top 16.1% CWE-611 · XML external entity (XXE)
5.3CVSS 3.0 base score, v2 5.0
2.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

IBM App Connect V11.0.0.0 through V11.0.0.1, IBM Integration Bus V10.0.0.0 through V10.0.0.13, IBM Integration Bus V9.0.0.0 through V9.0.0.10, and WebSphere Message Broker V8.0.0.0 through V8.0.0.9 is vulnerable to a XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to consume memory resources. IBM X-Force ID: 149639.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.ibm.com/support/docview.wss?uid=ibm10795780 PatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/149639 VDB EntryVendor Advisory
http://www.ibm.com/support/docview.wss?uid=ibm10795780 PatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/149639 VDB EntryVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.1CVE-2016-9706Ibm integration bus xml external entity (xxe) vulnerabilityIBM Integration Bus 9.0 and 10.0 and WebSphere Message Broker SOAP FLOWS is vulnerable to a denial of service, caused by an XML External Entity Injec…EPSS 1.8%8.1CVE-2017-1694Ibm integration bus cleartext transmission vulnerabilityIBM Integration Bus 9.0 and 10.0 transmits user credentials in plain in clear text which can be read by an attacker using man in the middle technique…EPSS 0.82%6.9CVE-2012-3317Ibm websphere message broker permissions and access controls vulnerabilityIBM WebSphere Message Broker 6.1 before 6.1.0.11, 7.0 before 7.0.0.5, and 8.0 before 8.0.0.2 has incorrect ownership of certain uninstaller Java Runt…EPSS 0.37%6.7CVE-2025-36014Ibm integration bus code injection vulnerabilityIBM Integration Bus for z/OS 10.1.0.0 through 10.1.0.5 is vulnerable to code injection by a privileged user with access to the IIB install directory.EPSS 0.25%6.5CVE-2024-27265Ibm integration bus cross-site request forgery vulnerabilityIBM Integration Bus for z/OS 10.1 through 10.1.0.3 is vulnerable to cross-site request forgery which could allow an attacker to execute malicious and…EPSS 0.24%6.5CVE-2024-22332Ibm integration bus uncontrolled resource consumption vulnerabilityThe IBM Integration Bus for z/OS 10.1 through 10.1.0.2 AdminAPI is vulnerable to a denial of service due to file system exhaustion. IBM X-Force ID: 2…EPSS 0.61%6.1CVE-2016-9010Ibm integration bus vulnerabilityIBM WebSphere Message Broker 9.0 and 10.0 could allow a remote attacker to hijack the clicking action of the victim. By persuading a victim to visit …EPSS 0.77%5.9CVE-2016-8918Ibm integration bus vulnerabilityIBM Integration Bus, under non default configurations, could allow a remote user to authenticate without providing valid credentials.EPSS 1.1%

Source: NIST National Vulnerability Database (record CVE-2018-1801), CISA KEV, FIRST EPSS (scores of 2026-10-12). This page is refreshed as NVD updates the record.