What is CVE-2026-40528?

CVE-2026-40528 is a security advisory published by Microsoft Security Response Center (MSRC) with Low severity. OpenSC \u003c 0.27.0 Buffer Overrun in do_key_value() via profile.c

Which CVE IDs does CVE-2026-40528 cover?

CVE-2026-40528 covers the following CVE IDs: CVE-2026-40528. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-40528?

CVE-2026-40528 has a CVSS v3 base score of 3.8, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-40528?

CVE-2026-40528 affects 1 product, including: azl3 opensc 0.27.1-1 on Azure Linux 3.0.

CVE-2026-40528LowCVSS 3.8

OpenSC < 0.27.0 Buffer Overrun in do_key_value() via profile.c

Vendor

Microsoft Security Response Center (MSRC)

Published

June 1, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-40528 →

🎯 Affected products1

azl3 opensc 0.27.1-1 on Azure Linux 3.0

🔗 References (1)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40528