VULNERABILITY INTELLIGENCE

CVE-2016-5271

CVSS score6.5 MEDIUM

EPSS probability1.42%

CISA KEVNot currently listed

Published2016-09-22

Last modified2026-06-17

Description

The PropertyProvider::GetSpacingInternal function in Mozilla Firefox before 49.0 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via text runs in conjunction with a "display: contents" Cascading Style Sheets (CSS) property.