CVE-2026-56157

5.4 mediumEPSS 0.5%

Medium (5.4) in microsoft sharepoint server. EPSS 0.5% chance of exploitation in the next 30 days.

Improper access control in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.

Severity

5.4 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 42% of CVEs (scores of 2026-10-31)
CWE: CWE-284
Published: 2026-07-14
Modified: 2026-07-15
Record from: the NVD, synced 2026-10-19