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Vulnerability record · CVE-2018-7218 · published 17 May 2018

CVE-2018-7218: Citrix application delivery controller firmware vulnerability

Citrix · Application Delivery Controller Firmware

The AppFirewall functionality in Citrix NetScaler Application Delivery Controller and NetScaler Gateway 10.5 before Build 68.7, 11.0 before Build 71.24, 11.1 before Build 58.13, and 12.0 before Build 57.24 allows remote attackers to execute arbitrary code via unspecified vectors.

9.8 CVSS 3.0 Critical EPSS 6.2% · top 6.8%
9.8CVSS 3.0 base score, v2 10.0
6.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

The AppFirewall functionality in Citrix NetScaler Application Delivery Controller and NetScaler Gateway 10.5 before Build 68.7, 11.0 before Build 71.24, 11.1 before Build 58.13, and 12.0 before Build 57.24 allows remote attackers to execute arbitrary code via unspecified vectors.

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

Affected products

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

References

LinkTags
http://www.securitytracker.com/id/1040921 Third Party AdvisoryVDB Entry
https://support.citrix.com/article/CTX234869 Vendor Advisory
http://www.securitytracker.com/id/1040921 Third Party AdvisoryVDB Entry
https://support.citrix.com/article/CTX234869 Vendor Advisory

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2018-7218), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.