What is CVE-2026-3805?

CVE-2026-3805 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. use after free in SMB connection reuse

Which CVE IDs does CVE-2026-3805 cover?

CVE-2026-3805 covers the following CVE IDs: CVE-2026-3805. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-3805?

CVE-2026-3805 has a CVSS v3 base score of 7.5, published by Microsoft Security Response Center (MSRC).

CVE-2026-3805HighCVSS 7.5

use after free in SMB connection reuse

Vendor

Microsoft Security Response Center (MSRC)

Published

May 31, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-3805 · pending