CWE Code: 20
Vulnerability Type: privilege_escalation
CVSS Score: 9.3
CWE Name:  Improper Input Validation
Summary: yoono extension before 6.1.1 for firefox performs certain operations with chrome privileges, which allows user-assisted remote attackers to execute arbitrary commands and perform cross-domain scripting attacks via dom event handlers such as onload. per info from the following advisory: 

http://www.net-security.org/secworld.php?id=8527

raised the score to cia:complete


nvd received information from yoono development team on december 4, 2009 that the affected versions are in fact 6.1.0 and previous.  nvd adjusted affected versions accordingly because of this new information. nvd received information from yoono development team on december 4, 2009 that the fixed version is in fact 6.1.1.  a patch can be found at the following url:

https://addons.mozilla.org/en-us/firefox/addons/versions/1833
Access Authentication: NONE
Access Complexity: MEDIUM
Access Vector: NETWORK
Impact (C/I/A): COMPLETE/COMPLETE/COMPLETE
Published Date: 2009-11-29
Last Modified Date: 2017-08-17