CVE-2020-35133: Irfanview

High severity, CVSS 7.5. EPSS: 4.4% chance of exploitation in the next 30 days.

irfanView 4.56 contains an error processing parsing files of type .pcx. Which leads to out-of-bounds writing at i_view32+0xdb60.

Affected products

• Irfanview Irfanview: version 4.56 only

Published 2020-12-16. Last modified 2026-06-17.