CVE-2026-107738 | SumatraPDF up to 3.6.1 ChmFile ChmFile::GetCharZ buffer overflow

October 9, 2026 Yanac

A vulnerability has been found in SumatraPDF up to 3.6.1 and classified as problematic. This impacts the function ChmFile::GetCharZ of the component ChmFile. Performing a manipulation results in buffer overflow.

This vulnerability is reported as CVE-2026-107738. The attack is possible to be carried out remotely. No exploit exists.VulDB Recent EntriesRead More