CVE-2021-46064: Irfanview

High severity, CVSS 7.8. EPSS: 1.1% chance of exploitation in the next 30 days.

IrfanView 4.59 is vulnerable to buffer overflow via the function at address 0x413c70 (in 32bit version of the binary). The vulnerability triggers when the user opens malicious .tiff image.

Affected products

• Irfanview Irfanview: version 4.59 only

Published 2022-03-23. Last modified 2026-07-09.