CVE-2020-4257: Net::IMAP Command Injection Vulnerability Advisory and Fix Guide

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Security AdvisoryCVE-2020-4257MediumRuby net-imap

Affected:

net-imap >= 0.6.0, <= 0.6.3
net-imap >= 0.5.0, <= 0.5.13
net-imap >= 0, <= 0.4.23

Fixed in:

0.6.4
0.5.14

Referenced CVEs: CVE-2026-42257

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