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Case File

CVE-2011-2991

HIGH · CVSS 10 EPSS 4.52%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2011-08-18 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2011-2991
Severity
HIGH
CVSS
10
EPSS
4.52%
Firefox Java

Original NVD Description

The browser engine in Mozilla Firefox 4.x through 5, SeaMonkey 2.x before 2.3, Thunderbird before 6, and possibly other products does not properly implement JavaScript, which allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unspecified vectors.