CVE-2013-5603

CriticalCVSS 10.0/10Last modified Jun 16, 2026

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.

Metrics

CVSS 2.0 10.0/10AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected software

No affected versions have been published.

Timeline

Published
Oct 30, 2013
Last modified
Jun 16, 2026
NVD status
Modified

Related CVEs from 2013

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CVE-2013-5603: Critical severity, CVSS 10.0 | Vulnix