Description
A vulnerability has been identified in SIMATIC WinCC V7.5 (All versions), SIMATIC WinCC V8.0 (All versions < V8.0 Update 11), SIMATIC WinCC V8.1 (All versions < V8.1 Update 7). The affected application does not sufficiently restrict the permissions assigned to a database role.
This could allow an authenticated remote attacker with database access to escalate privileges and execute arbitrary commands on the host system where SIMATIC WinCC is installed, potentially leading to a compromise of the system.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Siemens | SIMATIC WinCC V7.5 | — | — |
| Siemens | SIMATIC WinCC V8.0 | < V8.0 Update 11 | V8.0 Update 11 |
| Siemens | SIMATIC WinCC V8.1 | < V8.1 Update 7 | V8.1 Update 7 |
Advisories 4
- ICSA-26-295-13 Siemens WinCC CISA ICS & IT advisories · Oct 22, 2026
- NCSC-2026-0415 Kwetsbaarheden verholpen in Siemens-producten NCSC-NL (Netherlands) · Oct 13, 2026
- SSA-550198 SSA-550198: Authenticated Remote Code Execution in WinCC Siemens ProductCERT · Oct 13, 2026
- WID-SEC-2026-3874 Siemens SIMATIC WinCC: Schwachstelle ermöglicht Privilegieneskalation BSI CERT-Bund (WID) · Oct 12, 2026