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Case File

CVE-2016-5257

CRITICAL · CVSS 9.8 EPSS 4.24%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2016-09-22 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. It affects Firefox. It may be remotely exploitable. It may lead to a denial-of-service condition.

CVE
CVE-2016-5257
Severity
CRITICAL
CVSS
9.8
EPSS
4.24%
Firefox

Original NVD Description

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4 and Thunderbird < 45.4 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.