CVE-2026-42258 | ruby net-imap up to 0.4.23/0.5.13/0.6.3 Net::IMAP command injection (GHSA-75xq-5h9v-w6px)

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A vulnerability classified as critical has been found in ruby net-imap up to 0.4.23/0.5.13/0.6.3. Affected by this issue is the function Net::IMAP. This manipulation causes command injection.

This vulnerability appears as CVE-2026-42258. The attack requires local access. There is no available exploit.

It is recommended to upgrade the affected component.VulDB Recent EntriesRead More