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Case File

CVE-2013-5603

HIGH · CVSS 10 EPSS 5.42%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2013-10-30 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

CVE
CVE-2013-5603
Severity
HIGH
CVSS
10
EPSS
5.42%
Firefox

Original Filing — NVD Description

Use-after-free vulnerability in the nsContentUtils::ContentIsHostIncludingDescendantOf function in Mozilla Firefox before 25.0, Firefox ESR 24.x before 24.1, Thunderbird before 24.1, and SeaMonkey before 2.22 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via vectors involving HTML document templates.