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CVE-2015-4516 Mozilla Firefox before 41.0 allows remote attackers to bypass certain ECMAScript 5 (aka ES5) API protection mechanisms and modify immutable properties, and consequently execute arbitrary JavaScript co...

HighCVSS 9.3 EPSS 2.9%
Published
Updated
Exploit status
No public exploit known

Description

Mozilla Firefox before 41.0 allows remote attackers to bypass certain ECMAScript 5 (aka ES5) API protection mechanisms and modify immutable properties, and consequently execute arbitrary JavaScript code with chrome privileges, via a crafted web page that does not use ES5 APIs.

Affected products

ProductAffected versionsFixed in
mozilla Firefox <= 40.0.3 No fix listed

References