CVE-2026-40365HIGH 8.8EPSS p57.0%

CVE-2026-40365CVE-2026-40365

microsoft / sharepoint_server

Description

Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS0.96% probability of exploitation · percentile 57.0% · 2026-06-18T12:00:27Z
Published2026-05-12
Last modified2026-06-01

Underlying weaknesses· 1

CWE-1220

References

  1. https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40365

1

TypeTargetConfidenceTier
WeaknessInsufficient Granularity of Access Controlcwe-12200%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.