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CVE-2012-4213

Use-after-free vulnerability in the nsEditor::FindNextLeafNode function in Mozilla Firefox before 17.0, Thunderbird before 17.0, and…

High9.3EPSS 6.2%
Published
Updated
Reserved
Assigned by
mitre

Description

Use-after-free vulnerability in the nsEditor::FindNextLeafNode function in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.

Scores

CVSS scores of CVE-2012-4213, by who scored it
Scored byCVSSScoreVector
NVDNVD · Modified2.0High9.3AV:N/AC:M/Au:N/C:C/I:C/A:C
EPSS (exploitation in 30 days)
6.2% · top 6.5% of all CVEs (3 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.

Weakness

Affected products

  • n/a

    • affected n/a

References (19)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .