CVE-2018-11575: Miniupnp Project Ngiflib

Critical severity, CVSS 9.8. EPSS: 1.5% chance of exploitation in the next 30 days.

ngiflib.c in MiniUPnP ngiflib 0.4 has a stack-based buffer overflow in DecodeGifImg.

Affected products

• Miniupnp Project Ngiflib: version 0.4 only

Published 2018-05-31. Last modified 2026-06-17.