PT-2026-87857 · Microsoft · Windows 11 Version 23H2+5
CVE-2026-72940
·
Published
2026-09-08
·
Updated
2026-09-08
CVSS v3.1
8.8
High
| Vector | AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Heap-based buffer overflow in Windows Schannel allows an unauthorized attacker to execute code over a network.
Fix
Heap Based Buffer Overflow
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Weakness Enumeration
Related Identifiers
Affected Products
Windows 11 Version 23H2
Windows 11 Version 24H2
Windows 11 Version 25H2
Windows 11 Version 26H1
Windows Server 2022
Windows Server 2025