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important · Privilege — Windows

Three Foxit updater trust failures let a low-privilege Windows user execute code as SYSTEM.

Affects

Foxit PDF Reader, a Windows desktop PDF viewer with a privileged updater.

The three paths are insecurely permissioned resources, DLL loading from a user-writable directory and a download-and-extraction substitution race.

Detail and 2 sources

Foxit identifies the affected updater paths and the fixed Reader release.

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Saturday, September 26, 2026