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Case File

CVE-2012-4182

HIGH · CVSS 9.3 EPSS 4.73%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2012-10-10 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 9.3. It affects Firefox. It may be remotely exploitable. It may lead to a denial-of-service condition.

CVE
CVE-2012-4182
Severity
HIGH
CVSS
9.3
EPSS
4.73%
Firefox

Original NVD Description

Use-after-free vulnerability in the nsTextEditRules::WillInsert function in Mozilla Firefox before 16.0, Firefox ESR 10.x before 10.0.8, Thunderbird before 16.0, Thunderbird ESR 10.x before 10.0.8, and SeaMonkey before 2.13 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.