What is CVE-2026-4159?

CVE-2026-4159 is a security advisory published by Microsoft Security Response Center (MSRC) with Low severity. wc_PKCS7_DecodeEnvelopedData 1 byte out-of-bounds read

Which CVE IDs does CVE-2026-4159 cover?

CVE-2026-4159 covers the following CVE IDs: CVE-2026-4159. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

Which products are affected by CVE-2026-4159?

CVE-2026-4159 affects 1 product, including: cbl2 mariadb 10.6.24-1 on CBL Mariner 2.0.

CVE-2026-4159Low

wc_PKCS7_DecodeEnvelopedData 1 byte out-of-bounds read

Vendor

Microsoft Security Response Center (MSRC)

Published

May 31, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-4159 →

🎯 Affected products1

cbl2 mariadb 10.6.24-1 on CBL Mariner 2.0

🔗 References (1)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-4159