CVE-2020-23567: Irfanview

Medium severity, CVSS 5.5. EPSS: 0.9% chance of exploitation in the next 30 days.

Irfanview v4.53 allows attackers to to cause a denial of service (DoS) via a crafted JPEG 2000 file. Related to "Integer Divide By Zero starting at JPEG2000!ShowPlugInSaveOptions_W+0x00000000000082ea"

Affected products

• Irfanview Irfanview: version 4.53 only

Published 2021-11-05. Last modified 2026-06-17.