CVE-2021-29365: Irfanview

Medium severity, CVSS 5.5. EPSS: 0.7% chance of exploitation in the next 30 days.

Irfanview 4.57 is affected by an infinite loop when processing a crafted BMP file in the EFFECTS!AutoCrop_W component. This can cause a denial of service (DOS).

Affected products

• Irfanview Irfanview: version 4.57 only

Published 2021-09-28. Last modified 2026-06-17.