CVE-2016-1566

Name: CVE-2016-1566
Creator: NVD / NIST
Published: 2017-02-02T15:59:00.14+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.22%

Last modified Jun 17, 2026

CVE-2016-1566 is a vulnerability of currently unknown severity. Cross-site scripting (XSS) vulnerability in the file browser in Guacamole 0.9.8 and 0.9.9, when file transfer is enabled to a location shared by multiple users, allows remote authenticated users to inject arbitrary web script or HTML via a crafted filename. NOTE: this vulnerability was fixed in guacamole.war on 2016-01-13, but the version number was not changed.. EPSS estimates a 2.22% chance of exploitation in the next 30 days.

Description

Cross-site scripting (XSS) vulnerability in the file browser in Guacamole 0.9.8 and 0.9.9, when file transfer is enabled to a location shared by multiple users, allows remote authenticated users to inject arbitrary web script or HTML via a crafted filename. NOTE: this vulnerability was fixed in guacamole.war on 2016-01-13, but the version number was not changed.

Metrics

EPSS Probability

2.22%

80.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Apache	Guacamole	0.9.8
Apache	Guacamole	0.9.9

References

https://sourceforge.net/p/guacamole/news/2016/02/security-advisory---stored-xss-cve-2016-1566--guac-1465/Third Party Advisory
https://sourceforge.net/p/guacamole/news/2016/02/security-advisory---stored-xss-cve-2016-1566--guac-1465/Third Party Advisory

Timeline

Published: Feb 2, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-1566?

How severe is CVE-2016-1566?

Severity scoring for CVE-2016-1566 is pending analysis. The EPSS model estimates a 2.22% probability of exploitation in the next 30 days.

How do I fix CVE-2016-1566?

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-2016-1566?

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

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Source: NVD / NIST