Description
External control of file name or path in Microsoft Exchange Server allows an authorized attacker to execute code over a network.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Microsoft Exchange Server 2016 Cumulative Update 23 | 15.01.0.0 – < 15.01.2507.073 | 15.01.2507.073 |
| Microsoft | Microsoft Exchange Server 2019 Cumulative Update 14 | 15.02.0.0 – < 15.02.1544.046 | 15.02.1544.046 |
| Microsoft | Microsoft Exchange Server 2019 Cumulative Update 15 | 15.02.0.0 – < 15.02.1748.051 | 15.02.1748.051 |
| Microsoft | Microsoft Exchange Server Subscription Edition RTM | 15.02.0.0 – < 15.02.2562.049 | 15.02.2562.049 |
Advisories 4
- WID-SEC-2026-3243 Microsoft Windows: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 4, 2026
- WID-SEC-2026-3268 Microsoft Exchange Server: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 8, 2026
- NCSC-2026-0349 Kwetsbaarheden verholpen in Microsoft Exchange server NCSC-NL (Netherlands) · Sep 8, 2026
- MSRC-CVE-2026-69355 Microsoft Exchange Server Remote Code Execution Vulnerability Microsoft Security Response Center · Sep 8, 2026
References
- Microsoft Exchange Server Remote Code Execution Vulnerability vendor-advisory patch