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CVE-2025-64394

4.3 medium Awaiting Analysis
NVD · CVE.org

A vulnerability allowing a low-privileged local user to write arbitrary files with SYSTEM privileges during the installation of Veeam Backup for Microsoft 365, which can lead to privilege escalation or denial of service.

Fix

Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.

Change history 6

  1. StatusReceived → Awaiting AnalysisNVD modified 2026-10-28 14:47
  2. StatusPublished → ReceivedNVD modified 2026-10-28 14:10
  3. StatusReceived → PublishedNVD modified 2026-10-27 16:16
  4. StatusPublished → ReceivedNVD modified 2026-10-27 17:16
  5. CVSS4.3 (v4.0, CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N) → 4.3 (v4.0, CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X)NVD modified 2026-10-27 17:16
  6. First seenCVSS 4.3 · veeamNVD modified 2026-10-27 16:16

Affected (CPE criteria) 0

NVD has not attached CPE configurations yet.

References 1