VULNERABILITY INTELLIGENCE
CVE-2011-3661
CVSS score7.5 HIGH
EPSS probability3.72%
CISA KEVNot currently listed
Published2011-12-21
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:P/I:P/A:P
Description
YARR, as used in Mozilla Firefox 4.x through 8.0, Thunderbird 5.0 through 8.0, and SeaMonkey before 2.6, allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via crafted JavaScript.