CVE-2017-14270: Xnview

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

XnView Classic for Windows Version 2.40 allows attackers to execute arbitrary code or cause a denial of service via a crafted .jb2 file, related to a "User Mode Write AV starting at ntdll_77400000!RtlFillMemoryUlong+0x0000000000000010."

Affected products

• Xnview Xnview: version 2.40 only

Published 2017-09-11. Last modified 2026-06-17.