What is CVE-2026-47242?

CVE-2026-47242 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. Net::IMAP: Command Injection via ID command argument

Which CVE IDs does CVE-2026-47242 cover?

CVE-2026-47242 covers the following CVE IDs: CVE-2026-47242. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

Which products are affected by CVE-2026-47242?

CVE-2026-47242 affects 3 products, including: azl3 ruby 3.3.5-10 on Azure Linux 3.0; azl3 ruby 3.3.5-8 on Azure Linux 3.0; azl3 ruby 3.3.5-9 on Azure Linux 3.0.

CVE-2026-47242Medium

Net::IMAP: Command Injection via ID command argument

Vendor

Microsoft Security Response Center (MSRC)

Published

June 30, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-47242 →

🎯 Affected products3

azl3 ruby 3.3.5-10 on Azure Linux 3.0
azl3 ruby 3.3.5-8 on Azure Linux 3.0
azl3 ruby 3.3.5-9 on Azure Linux 3.0

✅ Remediation

Security Update KBRelease Notes (Security Update) — fixed build 3.3.13-11

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-47242
patchhttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade