CVE-2018-6811

Name: CVE-2018-6811
Creator: NVD / NIST
Published: 2018-03-06T20:29:01.25+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.23%

Last modified Jun 17, 2026

CVE-2018-6811 is a vulnerability of currently unknown severity. Multiple cross-site scripting (XSS) vulnerabilities in Citrix NetScaler ADC 10.5, 11.0, 11.1, and 12.0, and NetScaler Gateway 10.5, 11.0, 11.1, and 12.0 allow remote attackers to inject arbitrary web script or HTML via the Citrix NetScaler interface.. EPSS estimates a 1.23% chance of exploitation in the next 30 days.

Description

Multiple cross-site scripting (XSS) vulnerabilities in Citrix NetScaler ADC 10.5, 11.0, 11.1, and 12.0, and NetScaler Gateway 10.5, 11.0, 11.1, and 12.0 allow remote attackers to inject arbitrary web script or HTML via the Citrix NetScaler interface.

Metrics

EPSS Probability

1.23%

65.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Citrix	Netscaler Application Delivery Controller Firmware	10.5
Citrix	Netscaler Application Delivery Controller Firmware	11.0
Citrix	Netscaler Application Delivery Controller Firmware	11.1
Citrix	Netscaler Application Delivery Controller Firmware	12.0
Citrix	Netscaler Gateway Firmware	10.5
Citrix	Netscaler Gateway Firmware	11.0
Citrix	Netscaler Gateway Firmware	11.1
Citrix	Netscaler Gateway Firmware	12.0

References

http://www.securitytracker.com/id/1040440Third Party Advisory, VDB Entry
https://support.citrix.com/article/CTX232161Patch, Vendor Advisory
http://www.securitytracker.com/id/1040440Third Party Advisory, VDB Entry
https://support.citrix.com/article/CTX232161Patch, Vendor Advisory

Timeline

Published: Mar 6, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-6811?

How severe is CVE-2018-6811?

Severity scoring for CVE-2018-6811 is pending analysis. The EPSS model estimates a 1.23% probability of exploitation in the next 30 days.

How do I fix CVE-2018-6811?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-6811?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST