Vulnerability record · CVE-2016-5228 · published 3 July 2016

CVE-2016-5228: Microfocus rumba memory buffer overflow vulnerability

Microfocus · Rumba

Stack-based buffer overflow in the PlayMacro function in ObjectXMacro.ObjectXMacro in WdMacCtl.ocx in Micro Focus Rumba 9.x before 9.3 HF 11997 and 9.4.x before 9.4 HF 12815 allows remote attackers to execute arbitrary code via a long MacroName argument. NOTE: some references mention CVE-2016-5226 but that is not a correct ID for any Rumba vulnerability.

9.8 CVSS 3.0 Critical EPSS 15% · top 3.4% CWE-119 · Memory buffer overflow

9.8CVSS 3.0 base score, v2 10.0

15%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

8References

17 Jun 2026Last modified by NVD

Description

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

Affected products

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

Rumba Microfocus

References

Link	Tags
http://community.microfocus.com/microfocus/mainframe_solutions/rumba/w/knowledge_base/28600.micro-focus-rumba-9-x-securi
http://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5327.php
https://cxsecurity.com/issue/WLB-2016050136
https://www.exploit-db.com/exploits/40649/
http://community.microfocus.com/microfocus/mainframe_solutions/rumba/w/knowledge_base/28600.micro-focus-rumba-9-x-securi
http://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5327.php
https://cxsecurity.com/issue/WLB-2016050136
https://www.exploit-db.com/exploits/40649/

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

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Source: NIST National Vulnerability Database (record CVE-2016-5228), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.