CVE-2009-4100

high

Description

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.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/54417

https://addons.mozilla.org/en-US/firefox/addons/versions/1833#version-6.1.1

http://www.vupen.com/english/advisories/2009/3326

http://www.securityfocus.com/bid/37123

http://www.net-security.org/secworld.php?id=8527

http://secunia.com/advisories/37468

Details

Source: Mitre, NVD

Published: 2009-11-29

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 9.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8.8

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