CVE-2016-2821 - CVE House
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Status published High CVE-2016-2821

Use-after-free vulnerability in the mozilla::dom::Element class in Mozilla Firefox before...

Vulnerability Description

Use-after-free vulnerability in the mozilla::dom::Element class in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2, when contenteditable mode is enabled, allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) by triggering deletion of DOM elements that were created in the editor.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

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Affected Vendor

Affected Software

firefox, debian linux, leap, opensuse, ubuntu linux
Vulnerable Versions:
0, 45.1.0, 45.1.1, 8.0, 42.1, 13.1, 13.2, 12.04, 14.04, 15.10, 16.04

Timeline

Official Publish: June 13th, 2016
Last Modified: August 5th, 2024
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.