Reflected and stored Cross-Site Scripting (XSS, CWE-79) vulnerabilities in Directory Server (aka Enterprise Server Administration web UI) and ESMAC (aka Enterprise Server Monitor and Control) in Micro Focus Enterprise Developer and Enterprise Server 2.3 and earlier, 2.3 Update 1 before Hotfix 8, and 2.3 Update 2 before Hotfix 9 allow remote authenticated attackers to bypass protection mechanisms (CWE-693) and other security features.
CVE-2017-7421
MEDIUMNVD 6.16.1—
EchelonGraph scoreMEDIUM confidence
Score 6.1 from GitHub Security Advisory published 2022-05-13. NVD baseline CVSS 6.1; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.1
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 1%CVSS: 6.1Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 6.1
- EG Score
- 6.1(medium)
- EPSS
- 66.0%
- KEV
- Not listed
Published
August 21, 2017
Last Modified
May 13, 2026
References (2)
- security@opentexthttps://community.microfocus.com/microfocus/mainframe_solutions/enterprise_server/w/knowledge_base/29131/enterprise-server-security-fixes-july-2017
- af854a3a-2127-422b-91ae-364da2661108https://community.microfocus.com/microfocus/mainframe_solutions/enterprise_server/w/knowledge_base/29131/enterprise-server-security-fixes-july-2017
Data Freshness Timeline
(refreshed 12× in last 7d / 47× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
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Frequently asked(5)
What is CVE-2017-7421?
CVE-2017-7421 is a medium vulnerability published on August 21, 2017. Reflected and stored Cross-Site Scripting (XSS, CWE-79) vulnerabilities in Directory Server (aka Enterprise Server Administration web UI) and ESMAC (aka Enterprise Server Monitor and Control) in Micro Focus Enterprise Developer and Enterprise Server 2.3 and earlier, 2.3 Update 1 before Hotfix 8,…
When was CVE-2017-7421 disclosed?
CVE-2017-7421 was first published in the National Vulnerability Database on August 21, 2017, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-7421 actively exploited?
CVE-2017-7421 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 66.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2017-7421?
CVE-2017-7421 has a CVSS v3 base score of 6.1 (NVD).
How do I remediate CVE-2017-7421?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-7421, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2017-7421
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