CVE-2026-70571
CVE-2026-70571 · Microsoft Exchange Server Remote Code Execution Vulnerability
This page contains facts from public vulnerability sources. Check the original advisory before updating.
Stack-based buffer overflow in Microsoft Exchange Server allows an unauthorized attacker to execute code over a network.
CVSS 8.1 · High · EPSS 0.9% · Fix available
- Published
- Updated
Affected products and versions
microsoft exchange server 2016 cumulative update 23
- Versions
- ≥ 15.01.0.0, < 15.01.2507.077: Affected (custom)
Update to 15.01.2507.077
microsoft exchange server 2019 cumulative update 14
- Versions
- ≥ 15.02.0.0, < 15.02.1544.050: Affected (custom)
Update to 15.02.1544.050
microsoft exchange server 2019 cumulative update 15
- Versions
- ≥ 15.02.0.0, < 15.02.1748.055: Affected (custom)
Update to 15.02.1748.055
microsoft exchange server subscription edition rtm
- Versions
- ≥ 15.02.0.0, < 15.02.2562.056: Affected (custom)
Update to 15.02.2562.056