CVE-2026-32175

A tampering vulnerability exists when .NET Core improperly handles specially crafted files. An attacker who successfully exploited this vulnerability could write arbitrary files and directories to certain locations on a vulnerable system. However, an attacker would have limited control over the destination of the files and directories. To exploit the vulnerability, an attacker must send a specially crafted file to a vulnerable system. The security update fixes the vulnerability by ensuring .NET Core properly handles files.

• microsoft visual studio 2022 (>= 17.12.0 < 17.12.20) • microsoft visual studio 2022 (>= 17.14.0 < 17.14.32) • microsoft visual studio 2026 (>= 18.5.0 < 18.5.3) • microsoft .net (>= 8.0.0 < 8.0.27) • microsoft .net (>= 9.0.0 < 9.0.16)