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Case File

CVE-2006-0459

HIGH · CVSS 7.5 EPSS 4.77%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2006-03-29 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.5. See the original NVD description below for full technical details.

CVE
CVE-2006-0459
Severity
HIGH
CVSS
7.5
EPSS
4.77%

Original NVD Description

flex.skl in Will Estes and John Millaway Fast Lexical Analyzer Generator (flex) before 2.5.33 does not allocate enough memory for grammars containing (1) REJECT statements or (2) trailing context rules, which causes flex to generate code that contains a buffer overflow that might allow context-dependent attackers to execute arbitrary code.