CVE-2023-26974: Irfanview

Medium severity, CVSS 5.5. EPSS: 0.6% chance of exploitation in the next 30 days.

Irfanview v4.62 allows a user-mode write access violation via a crafted JPEG 2000 file starting at JPEG2000+0x0000000000001bf0.

Affected products

• Irfanview Irfanview: version 4.62 only

Published 2023-04-04. Last modified 2026-06-17.