Description
A vulnerability allowing an authenticated organization-transfer peer to inject SQL into the configuration database of the source Veeam Backup for Microsoft 365 server, leading to cross-tenant read and write of configuration data and remote code execution as the PostgreSQL service account.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Veeam | Backup for Microsoft 365 | 8.0 – ≤ 8.5.0.1014 | — |
Advisories 1
- WID-SEC-2026-4217 Veeam Backup für Microsoft 365: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 27, 2026