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Case File

CVE-2009-2462

HIGH · CVSS 10 EPSS 5.41%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2009-07-22 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 10.0. It affects Firefox. It may be remotely exploitable. It may lead to a denial-of-service condition.

CVE
CVE-2009-2462
Severity
HIGH
CVSS
10
EPSS
5.41%
Firefox

Original NVD Description

The browser engine in Mozilla Firefox before 3.0.12 and Thunderbird allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to (1) the frame chain and synchronous events, (2) a SetMayHaveFrame assertion and nsCSSFrameConstructor::CreateFloatingLetterFrame, (3) nsCSSFrameConstructor::ConstructFrame, (4) the child list and initial reflow, (5) GetLastSpecialSibling, (6) nsFrameManager::GetPrimaryFrameFor and MathML, (7) nsFrame::GetBoxAscent, (8) nsCSSFrameConstructor::AdjustParentFrame, (9) nsDOMOfflineResourceList, and (10) nsContentUtils::ComparePosition.