MFSBGN03827 rev.1 - Microfocus Real User Monitoring 9.4.0 BPRDownload Java Deserialization Vulnerability

published 2018-10-23 8y ago modified 2026-06-17 4mo ago also EUVD-2018-10309

cvss: 6.3; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.7%; EPSS 1.7% chance of exploitation in 30 days, percentile 77%
public exploits: 0; none known

A potential Remote Arbitrary Code Execution vulnerability has been identified in Micro Focus' Real User Monitoring software, versions 9.26IP, 9.30, 9.40 and 9.50. The vulnerability could be exploited to execute arbitrary code.

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Exploit prediction

1.69% chance of exploitation in the next 30 days, higher than 77% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.0	6.3	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
NVD	3.0	8.8	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	6.5	AV:N/AC:L/Au:S/C:P/I:P/A:P

Affected products

Micro Focus Microfocus Real User Monitoring

Classification

Weakness

CWE-502 Deserialization of Untrusted Data

References

softwaresupport.softwaregrp.com /document/-/facetsearch/document/KM03272900

Sources

CVE List CVE-2018-18589
NVD CVE-2018-18589

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