SEPTEMBER 21, 2026
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Case File

CVE-2002-0059

CRITICAL · CVSS 9.8 EPSS 9.51%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2002-03-15 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. It may be remotely exploitable.

CVE
CVE-2002-0059
Severity
CRITICAL
CVSS
9.8
EPSS
9.51%

Original NVD Description

The decompression algorithm in zlib 1.1.3 and earlier, as used in many different utilities and packages, causes inflateEnd to release certain memory more than once (a "double free"), which may allow local and remote attackers to execute arbitrary code via a block of malformed compression data.