EUVD-2026-116380

A vulnerability was detected in IrfanView 4.76.0.0 on Win64. Affected by this vulnerability is an unknown functionality of the component TIFF Wang Annotation Handler. Performing a manipulation results in heap-based buffer overflow. The attack is possible to be carried out remotely. The complexity...

CVE-2026-121517

A heap-based buffer overflow vulnerability exists in IrfanView 4.76.0.0 on Win64 within an unknown functionality of the TIFF Wang Annotation Handler component. This flaw can be triggered remotely through manipulation, though the attack complexity is high and exploitation is considered difficult. ...