CVE-2026-30040

A heap overflow in the FSViewer.exe process of FastStone Image Viewer v8.3 allows attackers to cause a execute arbitrary code in the context of the current process via supplying a crafted JPEG 2000 JP2 file...

CVE-2018-11704

FastStone Image Viewer 6.2 has a User Mode Write AV at 0x00402d7d, triggered when the user opens a malformed JPEG file that is mishandled by FSViewer.exe. Attackers could exploit this issue for DoS Access Violation or possibly unspecified other impact...