CVE-2016-1566

Severity: medium (CVSS 5.4 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-02-02 · updated 2026-06-17
Weakness: CWE-79

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.

Affected products

Apache Software Foundation Apache Guacamole: 0.9.8, 0.9.9

References

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

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