CVE-2016-9063EPSS p92.6%

CVE-2016-9063CVE-2016-9063

mozilla / firefox

Description

An integer overflow during the parsing of XML using the Expat library. This vulnerability affects Firefox < 50.

Scoring

CVSS 9.8 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS5.47% probability of exploitation · percentile 92.6% · 2026-10-10T12:00:23Z
Last modified2026-10-08
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.