What is CVE-2026-39853?

CVE-2026-39853 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. osslsigncode has a Stack Buffer Overflow via Unbounded Digest Copy During Signature Verification

Which CVE IDs does CVE-2026-39853 cover?

CVE-2026-39853 covers the following CVE IDs: CVE-2026-39853. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-39853?

CVE-2026-39853 has a CVSS v3 base score of 7.8, published by Microsoft Security Response Center (MSRC).

CVE-2026-39853HighCVSS 7.8

osslsigncode has a Stack Buffer Overflow via Unbounded Digest Copy During Signature Verification

Vendor

Microsoft Security Response Center (MSRC)

Published

June 2, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-39853 →