VULNERABILITY INTELLIGENCE

CVE-2013-0756

CVSS score9.3 HIGH
EPSS probability4.20%
CISA KEVNot currently listed
Published2013-01-13
Last modified2026-06-16
CVSS vectorAV:N/AC:M/Au:N/C:C/I:C/A:C

Description

Use-after-free vulnerability in the obj_toSource function in Mozilla Firefox before 18.0, Firefox ESR 17.x before 17.0.2, Thunderbird before 17.0.2, Thunderbird ESR 17.x before 17.0.2, and SeaMonkey before 2.15 allows remote attackers to execute arbitrary code via a crafted web page referencing JavaScript Proxy objects that are not properly handled during garbage collection.

Weakness classification

  • CWE-416: Use After Free

Primary references