What is CVE-2026-4833?

CVE-2026-4833 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. Orc discount Markdown markdown.c compile recursion

Which CVE IDs does CVE-2026-4833 cover?

CVE-2026-4833 covers the following CVE IDs: CVE-2026-4833. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-4833?

CVE-2026-4833 has a CVSS v3 base score of 3.3, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-4833?

CVE-2026-4833 affects 5 products, including: azl3 rubygem-rdiscount 2.2.7.1-1 on Azure Linux 3.0; azl3 rubygem-rdiscount 2.2.7.4-1 on Azure Linux 3.0; cbl2 rubygem-rdiscount 2.2.0.2-3; cbl2 rubygem-rdiscount 2.2.0.2-3 on CBL Mariner 2.0; cbl2 rubygem-rdiscount 2.2.0.2-3 on CBL-Mariner 2.0.

CVE-2026-4833MediumCVSS 3.3

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Vendor

Microsoft Security Response Center (MSRC)

Published

May 31, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-4833 →

🎯 Affected products5

azl3 rubygem-rdiscount 2.2.7.1-1 on Azure Linux 3.0
azl3 rubygem-rdiscount 2.2.7.4-1 on Azure Linux 3.0
cbl2 rubygem-rdiscount 2.2.0.2-3
cbl2 rubygem-rdiscount 2.2.0.2-3 on CBL Mariner 2.0
cbl2 rubygem-rdiscount 2.2.0.2-3 on CBL-Mariner 2.0

✅ Remediation

KBRelease Notes (Security Update)

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-4833
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade